| United States |
| Name |
Built |
Location |
Region/State |
Country |
Category |
| Acequias of San Antonio |
1718-1744 |
San Antonio |
Texas |
United States |
water supply & control |
| Alaska Highway |
1942 |
Dawson Creek to Delta Junction |
British Columbia to Alaska |
Canada & United States |
roads & rails |
| Allegheny Portage Railroad |
1834 |
Hollidaysburg to Johnstown |
Pennsylvania |
United States |
roads & rails |
| Alvord Lake Bridge |
1889 |
San Francisco |
California |
United States |
bridges |
Armour-Swift-Burlington Bridge |
1911 |
Kansas City |
Missouri |
United States |
bridges |
| Arroyo Seco Parkway |
1940 |
Pasadena to Los Angeles |
California |
United States |
roads & rails |
| Ascutney Mill Dam |
1834 |
Windsor |
Vermont |
United States |
dams |
Atlantic City Municipal Convention Hall |
1926-1929 |
Atlantic City |
New Jersey |
United States |
buildings |
| Bailey Island Bridge |
1928 |
Harpswell |
Maine |
United States |
bridges |
Baltimore & Ohio Railroad Roundhouse and Shop Complex |
1842-1850's |
Martinsburg |
West Virginia |
United States |
other structures |
| Bayonne Bridge |
1931 |
Bayonne to Staten Island |
New Jersey to New York |
United States |
bridges |
| Belle Fourche Dam |
1911 |
Butte and Mead Counties |
South Dakota |
United States |
dams |
| Bethlehem Waterworks |
1755 |
Bethlehem |
Pennsylvania |
United States |
water supply & control |
Bidwell Bar Suspension Bridge |
1855 |
Oroville |
California |
United States |
bridges |
| Blenheim Bridge |
1855 |
North Blenheim |
New York |
United States |
bridges |
| Blimp Hangars |
1942-1943 |
Tustin |
California |
United States |
aviation |
| Blue Ridge Parkway |
1935-1937 |
Waynesboro to Cherokee |
Virginia to North Carolina |
United States |
roads & rails |
| Bollman Truss Bridge |
1852 |
Savage |
Maryland |
United States |
bridges |
Bonneville Dam, Columbia River Power and Navigation System |
1933-1937 |
|
Throughout Oregon |
United States |
power generation |
| Borden Base Line |
1831 |
Hatfield and South Deerfield |
Massachusetts |
United States |
boundaries & surveys |
| Boston Subway |
1897 |
Boston |
Massachusetts |
United States |
roads & rails |
| Bridgeport Covered Bridge |
1862 |
Nevada County |
California |
United States |
bridges |
| Bridges of Keeseville |
1843-1888 |
Keeseville |
New York |
United States |
bridges |
| Brooklyn Bridge |
1883 |
New York |
New York |
United States |
bridges |
| Brooks AFB, Old Hanger 9 |
1918 |
San Antonio |
Texas |
United States |
aviation |
| Buffalo Bill Dam |
1904-1910 |
Cody |
Wyoming |
United States |
dams |
| Bunker Hill Covered Bridge |
1894 |
Catawba County |
North Carolina |
United States |
bridges |
| Cabin John Aqueduct |
1857-1862 |
Cabin John |
Maryland |
United States |
water supply & control |
Canal Locks of the Potowmack Canal |
1802-1828 |
Great Falls |
Virginia |
United States |
water transportation |
| Canton Viaduct |
1835 |
Canton |
Massachusetts |
United States |
bridges |
| Cape Cod Canal |
1909-1914 |
Barnstable County |
Massachusetts |
United States |
water transportation |
| Cape Hatteras Lighthouse |
1870 |
Cape Hatteras |
North Carolina |
United States |
water transportation |
| Carrollton Viaduct |
1829 |
Baltimore |
Maryland |
United States |
bridges |
| Castillo De San Marcos |
1672-1695 |
St. Augustine |
Florida |
United States |
buildings |
| Cedar Falls Water Supply |
1902-1905 |
Seattle |
Washington |
United States |
water supply & control |
| Central Pacific Railroad |
1863-1869 |
Sacramento to Promontory |
California to Utah |
United States |
roads & rails |
Chain of Rocks Water Purification Plant |
1886-1915 |
St. Louis |
Missouri |
United States |
water supply & control |
| Charles River Basin Project |
1910 |
Boston |
Massachusetts |
United States |
water supply & control |
Charleston-Hamburg Railroad |
1833 |
Charleston to Hamburg |
South Carolina |
United States |
roads & rails |
| Cheesman Dam |
1905 |
Denver |
Colorado |
United States |
dams |
Chesapeake & Delaware Canal |
1829 |
Baltimore to Philadelphia |
Maryland to Pennsylvania |
United States |
water transportation |
Chesbrough's Chicago Water Supply System |
1864-1869 |
Chicago |
Illinois |
United States |
water supply & control |
| Choate Bridge |
1764 |
Ipswich |
Massachusetts |
United States |
bridges |
| City Plan of Philadelphia |
1682 |
Philadelphia |
Pennsylvania |
United States |
surveys & maps |
| City Plan of Savannah |
1733 |
Savannah |
Georgia |
United States |
surveys & maps |
| Cleveland Hopkins Airport |
1925 |
Cleveland |
Ohio |
United States |
aviation |
| Colorado River Aqueduct |
1933-1941 |
|
Arizona to California |
United States |
water supply & control |
Columbia-Wrightsville Bridge |
1929-1930 |
Columbia to Wrightsville |
Pennsylvania |
United States |
bridges |
Columbia (Old) River Scenic Highway |
1913-1922 |
Multnomah, Hood River, and Wasco counties |
Oregon |
United States |
roads & rails |
Cornish-Windsor Covered Bridge |
1866 |
Cornish to Windsor |
New Hampshire to Vermont |
United States |
bridges |
| Cortland Street Drawbridge |
1902 |
Chicago |
Illinois |
United States |
bridges |
| Cranetown Triangulation Site |
1817 |
Montclair |
New Jersey |
United States |
surveys & maps |
Croton Water Supply Systems |
1837-1842 |
New York |
New York |
United States |
water supply & control |
| Crozet's Blue Ridge Tunnel |
1858 |
Waynesboro |
Virginia |
United States |
tunnels |
Cumbres and Toltec Scenic Railway |
1877-1880 |
Antonito to Chama |
Colorado to New Mexico |
United States |
roads & rails |
| Davis Island Lock & Dam |
1878-1885 |
Pittsburg |
Pennsylvania |
United States |
water transportation |
| Denison Dam |
1943 |
Denison |
Texas |
United States |
dams |
| Detroit-Windsor Tunnel |
1928-1930 |
Detroit to Windsor |
Michigan to Ontario |
United States to Canada |
tunnels |
| Dismal Swamp Canal |
1793-1805 |
|
Virginia to North Carolina |
United States |
water transportation |
| Dorton Arena |
1952 |
Raleigh |
North Carolina |
United States |
buildings |
| Druid Lake Dam |
1871 |
Baltimore |
Maryland |
United States |
dams |
| Duck Creek Acqueduct |
1846 |
Metamora |
Indiana |
United States |
water transportation |
| Dunlap's Creek Bridge |
1838 |
Brownsville |
Pennsylvania |
United States |
bridges |
Durango-Silverton Narrow Gauge Branch of the Denver & Rio Grande Western Railroad |
1882 |
Durango to Silverton |
Colorado |
United States |
roads & rails |
| Eads Bridge |
1874 |
St. Louis |
Missouri |
United States |
bridges |
Eads South Pass Navigation Works |
1875-1879 |
New Orleans |
Louisiana |
United States |
water transportation |
| East Maui Irrigation System |
1876-1923 |
East Maui |
Hawaii |
United States |
water supply & control |
El Camino Real - Eastern Branch |
16th century |
San Antonio |
Texas |
United States |
roads & rails |
El Camino Real - The Royal Road |
1519 |
Santa Fe |
New Mexico |
United States |
roads & rails |
| Elephant Butte Dam |
1916 |
Truth or Consequences |
New Mexico |
United States |
dams |
| Ellicott Stone |
1799 |
Mobile County |
Alabama |
United States |
surveys & maps |
Embudo, New Mexico Stream Gauging Station |
1888 |
Embudo |
New Mexico |
United States |
water supply & control |
| Erie Canal |
1825 |
Albany to Buffalo |
New York |
United States |
water transportation |
| Fink Deck Truss Bridge |
1870 |
Lynchburg |
Virginia |
United States |
bridges |
| Fink Through Truss Bridge |
1858 |
Hamden |
New Jersey |
United States |
bridges |
| First Concrete Pavement |
1893 |
Bellefontaine |
Ohio |
United States |
roads & rails |
| First New York Subway |
1900-1904 |
New York |
New York |
United States |
roads & rails |
First Owens River-Los Angeles Aqueduct |
1907-1913 |
Mono County to Los Angeles |
California |
United States |
water supply & control |
| Five Stone Arch Bridges |
1830's-1860's |
Hillsborough |
New Hampshire |
United States |
bridges |
| Flight of Five Locks |
1915 |
Waterford |
New York |
United States |
water transportation |
Folsom Hydroelectric Power System |
1895 |
Folsom |
California |
United States |
power generation |
| Fort Peck Dam |
1933-1940 |
Fort Peck |
Montana |
United States |
dams |
| Frankford Avenue Bridge |
1697 |
Philadelphia |
Pennsylvania |
United States |
bridges |
Fritz Engineering Laboratory |
1910 |
Bethlehem |
Pennsylvania |
United States |
research & educational development |
Galveston Seawall and Grade Raising Project |
1904 & 1911 |
Galveston Island |
Texas |
United States |
water supply & control |
| George Washington Bridge |
1931 |
New York |
New York |
United States |
bridges |
| Going -To-The-Sun Road |
1919-1932 |
Flathead and Glacier Counties |
Montana |
United States |
roads & rails |
| Golden Gate Bridge |
1937 |
San Francisco to Marin County |
California |
United States |
bridges |
| Goodyear Airdock |
1929 |
Akron |
Ohio |
United States |
aviation |
| Grand Coutee Dam |
1934-1941 |
Grand Coulee |
Washington |
United States |
dams |
| Granite Railway |
1826 |
Quincy and Milton |
Massachusetts |
United States |
roads & rails |
Great Falls Raceway and Power System |
1792-1864 |
Paterson |
New Jersey |
United States |
power generation |
| Gunnison Tunnel |
1909 |
Montrose |
Colorado |
United States |
tunnels |
| Hanford B Reactor |
1944 |
Richland |
Washington |
United States |
power generation |
| High Bridge |
1876-1877 |
Jessamine and Mercer Counties |
Kentucky |
United States |
bridges |
| Hohokam Canal System |
AD 600-AD 1450 |
Phoenix |
Arizona |
United States |
water supply & control |
| Holland Tunnel |
1920-1927 |
|
New York to New Jersey |
United States |
tunnels |
| Hoosac Tunnel |
1855-1876 |
North Adams |
Massachusetts |
United States |
tunnels |
| Hoover Dam |
1931-1935 |
Boulder City |
Nevada |
United States |
dams |
Horseshoe Curve- Pennsylvania RR Crossing Alleghany Mountains |
1847-1854 |
Altoona |
Pennsylvania |
United States |
roads & rails |
| Houston Ship Channel |
1914 |
Houston |
Texas |
United States |
water transportation |
Hudson and Manhattan Railroad Tunnel |
1908 |
New York City to Hoboken |
New York to New Jersey |
United States |
tunnels |
Hydraulic-Inclined Plane System of the Morris Canal |
1824-1836 |
Phillipsburg to Newark Bay |
New Jersey |
United States |
water transportation |
Hydraulics Laboratory at the University of Iowa |
1919 |
Iowa City |
Iowa |
United States |
research & educational development |
| Ingalls Building |
1902-1903 |
Cincinnati |
Ohio |
United States |
buildings |
International Boundary Marker |
1855 |
El Paso |
Texas |
United States |
surveys & maps |
Iron Building of the U.S. Army Arsenal |
1859 |
Watervliet |
New York |
United States |
other structures |
| John A. Roebling Bridge |
1866 |
Covington |
Kentucky |
United States |
bridges |
Joining of the Rails - Transcontinental Railroad |
1869 |
Promontory |
Utah |
United States |
roads & rails |
Kamehameha V Post Office Building |
1871 |
Honolulu |
Hawaii |
United States |
buildings |
Kansas City Park and Boulevard System |
1915 |
Kansas City |
Missouri |
United States |
surveys & maps |
| Kentucky Dam |
1938-1944 |
Gilbertsville |
Kentucky |
United States |
dams |
Keokuk Dam & Power Plant Project |
1913 |
Keokuk |
Iowa |
United States |
power generation |
| King's Road |
1775 |
St. Augustine to Ft. Barrington |
Florida to Georgia |
United States |
roads & rails |
| Kinzua Railway Viaduct |
1882 |
McKean County |
Pennsylvania |
United States |
bridges |
Lacey V. Murrow Bridge and Mount Baker Ridge Tunnels |
1940 |
King County |
Washington |
United States |
bridges |
Lake Washington Ship Canal & Hiram M. Chittenden Locks |
1917 |
Seattle |
Washington |
United States |
water transportation |
Lawrence Experiment Station |
1866 |
Lawrence |
Massachusetts |
United States |
research & educational development |
| Louisville Waterworks |
1857-1912 |
Louisville |
Kentucky |
United States |
water supply & control |
Louisville and Portland Canal Locks & Dam |
1830 |
Louisville |
Kentucky |
United States |
water transportation |
| Lowell Waterpower System |
1823-1880 |
Lowell |
Massachusetts |
United States |
power generation |
| Mackinac Bridge |
1954-1957 |
Straits of Mackinac |
Michigan |
United States |
bridges |
| Maine Turnpike |
1947 |
Kittery to Portland |
Maine |
United States |
roads & rails |
| Manhattan Bridge |
1909 |
New York |
New York |
United States |
bridges |
Marlette Lake Water System |
1873-1887 |
Virginia City |
Nevada |
United States |
water supply & control |
| Marshall Building |
1906 |
Milwaukee |
Wisconsin |
United States |
buildings |
| Mason-Dixon Line |
1763-1767 |
|
Maryland & Pennsylvania |
United States |
surveys & maps |
McNeill Street Pumping Station |
1887 |
Shreveport |
Louisiana |
United States |
water supply & control |
| Miami Conservancy District |
1918-1922 |
Dayton |
Ohio |
United States |
water supply & control |
| Middlesex Canal |
1803-1853 |
Lowell to Charlestown |
Massachusetts |
United States |
water transportation |
Milwaukee Metropolitan Sewage Treatment Plant |
1919-1925 |
Milwaukee |
Wisconsin |
United States |
water supply & control |
| Minot's Ledge Lighthouse |
1855-1860 |
Cohasset |
Massachusetts |
United States |
water transportation |
| Missouri River Bridges |
1920-1927 |
Missouri River |
South Dakota |
United States |
bridges |
| Moffat Tunnel |
1927 |
Denver |
Colorado |
United States |
tunnels |
| Montgomery Bell's Tunnel |
1818 |
Cheatham County |
Tennessee |
United States |
tunnels |
| Morison's Memphis Bridge |
1888-1892 |
Memphis |
Tennessee |
United States |
bridges |
| Mormon Tabernacle |
1867 |
Salt Lake City |
Utah |
United States |
buildings |
Moseley Wrought Iron Arch Bridge |
1864 |
North Andover |
Massachusetts |
United States |
bridges |
Mount Washington Cog Railway |
1869 |
Mt. Washington |
New Hampshire |
United States |
roads & rails |
| Mullan Road |
1860 |
Walla Walla to Fort Benton |
Washington to Montana |
United States |
roads & rails |
Muskingum River Navigation System |
1841 |
Zanesville |
Ohio |
United States |
water transportation |
| National Road |
1811-1839 |
Cumberland to Vidalia |
Maryland to Illinois |
United States |
roads & rails |
| Navajo Bridge |
1929 |
Coconino County |
Arizona |
United States |
bridges |
Naval Drydocks at Boston and Norfolk |
1834 |
Charlestown and Portsmouth |
Massachusetts and Virginia |
United States |
water transportation |
| New Castle Ice Harbor |
1795 |
New Castle |
Delaware |
United States |
water transportation |
| Newark Airport |
1928 |
Newark |
New Jersey |
United States |
aviation |
| Norris Dam |
1936 |
Norris |
Tennessee |
United States |
dams |
| Northampton Street Bridge |
1896 |
Easton to Phillipsburg |
Pennsylvania to New Jersey |
United States |
bridges |
| Northern Pacific High Line Bridge No. 64 |
1908 |
Valley City |
North Dakota |
United States |
bridges |
| Ohio Canal System |
1825-1845 |
|
Ohio |
United States |
water transportation |
| Old Cape Henry Lighthouse |
1792 |
Virginia Beach |
Virginia |
United States |
water transportation |
Peavey-Haglin Concrete Grain Elevator |
1900 |
Minneapolis |
Minnesota |
United States |
other structures |
Pelton Impulse Water Wheel |
1878 |
Camptonville |
California |
United States |
power generation |
Pennsylvania Turnpike (Old Section) |
1940 |
Harrisburg to Pittsburgh |
Pennsylvania |
United States |
roads & rails |
| Philadelphia City Hall |
1901 |
Philadelphia |
Pennsylvania |
United States |
buildings |
Philadelphia Municipal Water Supply |
1799-1801 |
Philadelphia |
Pennsylvania |
United States |
water supply & control |
Point of Beginning, U.S. Public Lands |
1785 |
East Liverpool |
Ohio |
United States |
surveys & maps |
| Portland Head Light |
1790 |
Cape Elizabeth |
Maine |
United States |
water transportation |
| Portland Observatory |
1807 |
Portland |
Maine |
United States |
water transportation |
Potowmack Canal and Locks |
1785-1802 |
Great Falls |
Virginia |
United States |
water transportation |
Poughkeepsie-Highland Bridge |
1886-1889 |
Poughkeepsie |
New York |
United States |
bridges |
Prehistoric Mesa Verde Reservoirs |
AD 750-AD 1180 |
Mesa Verde National Park |
Colorado |
United States |
water supply & control |
| Queensboro Bridge |
1909 |
New York City |
New York |
United States |
bridges |
Red Hill Underground Fuel Storage Facility |
1940-1943 |
Honolulu |
Hawaii |
United States |
other structures |
Rensselaer Polytechnic Institute |
1824 |
Troy |
New York |
United States |
research & educational development |
Reversal of the Chicago River |
1892-1900 |
Chicago |
Illinois |
United States |
water supply & control |
River des Peres Sewage & Drainage Works |
1924-1931 |
St. Louis |
Missouri |
United States |
water supply & control |
| Rockville Stone Arch Bridge |
1902 |
Rockville |
Pennsylvania |
United States |
bridges |
Rocky River Pumped Storage Hydroelectric Plant |
1926-1929 |
New Milford |
Connecticut |
United States |
power generation |
Roebling's Delaware Aqueduct |
1848 |
|
Pennsylvania to New York |
United States |
water transportation |
| Rogue River Bridge |
1930-1931 |
Gold Beach |
Oregon |
United States |
bridges |
Royal Colonial Boundary of 1665 |
1728-1821 |
Middlesboro |
Kentucky |
United States |
surveys & maps |
San Antonio River Walk & Flood Control |
1929-1941 |
San Antonio |
Texas |
United States |
water supply & control |
San Franciso-Oakland Bay Bridge |
1933-1936 |
San Francisco to Oakland |
California |
United States |
bridges |
| San Jacinto Monument |
1936-1939 |
Houston |
Texas |
United States |
buildings |
Sault Ste. Marie Hydroelectric Power Complex |
1898-1902 |
Sault Ste. Marie |
Michigan |
United States |
power generation |
| Second Street Bridge |
1886 |
Allegan |
Michigan |
United States |
bridges |
Seventh Street Improvement Arches |
1883-1884 |
St. Paul |
Minnesota |
United States |
bridges |
| Sewall's Bridge |
1761 |
York |
Maine |
United States |
bridges |
Site of the Founding Meeting of ASCE on November 5, 1852 |
1852 |
New York |
New York |
United States |
research & educational development |
| Smithfield Street Bridge |
1883 |
Pittsburgh |
Pennsylvania |
United States |
bridges |
Snoqualmie Falls Cavity Generating Station |
1898-1899 |
Snoqualmie |
Washington |
United States |
power generation |
| St. Clair Tunnel |
1888-1891 |
Port Huron to Sarnia |
Michigan to Ontario |
United States to Canada |
tunnels |
| Starrucca Viaduct |
1848 |
Lanesboro |
Pennsylvania |
United States |
bridges |
| Statue of Liberty |
1886 |
New York |
New York |
United States |
other structures |
Stevens Pass Railroad Tunnels |
1897-1929 |
Stevens Pass |
Washinton |
United States |
tunnels |
Stone Arch Bridge of Burlington Northern Railroad |
1882-1883 |
Minneapolis |
Minnesota |
United States |
roads & rails |
| Sweetwater Dam |
1888 |
Spring Valley |
California |
United States |
dams |
Tehachapi Pass Railroad Line |
1874-1876 |
Keene |
California |
United States |
rail roads |
| Tennessee State Capitol |
1845-1877 |
Nashville |
Tennessee |
United States |
buildings |
Texas Commerce Bank Building |
1929 |
Houston |
Texas |
United States |
buildings |
Theodore Roosevelt Dam and Salt River Project |
1911 |
Gila and Maricopa Counties |
Arizona |
United States |
water supply & control |
Thomas Viaduct Railroad Bridge |
1835 |
Elkridge and Relay |
Maryland |
United States |
bridges |
| Triborough Bridge Project |
1929-1936 |
New York |
New York |
United States |
bridges |
| Tunkhannock Viaduct |
1912-1915 |
Nicholson |
Pennsylvania |
United States |
bridges |
U.S. Army Corps of Engineers Waterways Experiment Station |
1929 |
Vicksburg |
Mississippi |
United States |
research & educational development |
| U.S. Capitol |
1793-1800 |
Washington |
District of Columbia |
United States |
buildings |
| Union Canal Tunnel |
1827 |
Lebanon |
Pennsylvania |
United States |
tunnels |
| Union Station |
1892-1894 |
St. Louis |
Missouri |
United States |
roads & rails |
United States Military Academy-West Point |
1802 |
West Point |
New York |
United States |
research & educational development |
| Utica Memorial Auditorium |
1959 |
Utica |
New York |
United States |
buildings |
Vancouver's Mapping of the West Coast of North America |
1791-1795 |
|
|
Canada, Mexico and United States |
surveys & maps |
| Vulcan Street Plant |
1882 |
Appleton |
Wisconsin |
United States |
power generation |
Waldo-Hancock Suspension Bridge |
1931 |
Bucksport |
Maine |
United States |
bridges |
| Walnut Street Bridge |
1890 |
Harrison |
Pennsylvania |
United States |
bridges |
| Ward House |
1873-1876 |
Rye |
New York |
United States |
buildings |
| Washington Monument |
1848-1885 |
Washington |
District of Columbia |
United States |
other structures |
| Watertown Arsenal |
1816 |
Watertown |
Massachusetts |
United States |
research & educational development |
| West Baden Springs Hotel |
1901 |
West Baden |
Indiana |
United States |
buildings |
Wheeling Suspension Bridge |
1849-1856 |
Wheeling |
West Virginia |
United States |
bridges |
| Whipple Truss Bridge |
1855 |
Schenectady |
New York |
United States |
bridges |
White Pass and Yukon Railroad |
1900 |
Skagway to Whitehorse |
Alaska to Yukon Territory |
United States & Canada |
roads & rails |
White River Concrete Arch Bridge |
1930 |
Cotter |
Arkansas |
United States |
bridges |
| Williamsburg Bridge |
1903 |
New York City |
New York |
United States |
bridges |
Zion Mt. Carmel Tunnel and Highway |
1930 |
Washington County |
Utah |
United States |
tunnels |