Displaying results 221 of 240 - 256
Date Image Innovation City State Country
1959 UTICA MEMORIAL AUDITORIUM Utica Memorial Auditorium Utica NY USA
1893 First Concrete Pavement First Concrete Pavement Bellefontaine OH USA
1906 Marshall Building Marshall Building Milwaukee WI USA
1926-1929 Atlantic City Convention Hall Atlantic City Convention Hall Atlantic City NJ USA
1937 Golden Gate Bridge Golden Gate Bridge Mill Valley CA USA
1915 Kansas City Park and Boulevard System Kansas City Park and Boulevard System Kansas City MI USA
1848 Delaware Aqueduct of the Delaware & Hudson Canal Roebling's Delaware Aqueduct Minisink Ford NY USA
1888 Embudo, New Mexico Stream Gauging Station Embudo, New Mexico Stream Gauging Station Embudo NM USA
1862 Bridgeport Covered Bridge Bridgeport Covered Bridge Penn Valley CA USA
1869 Bollman Truss Bridge Bollman Truss Bridge Savage MD USA
1817 Cranetown Triangulation Site Cranetown Triangulation Site Essex County NJ USA
1867 The Tabernacle in December 2008 Mormon Tabernacle Salt Lake City UT USA
1905 Cedar Falls Water Supply Cedar Falls Water Supply Seattle WA USA
1876 Ward House Ward House Rye NY USA
1910 Charles River Basin Project Charles River Basin Project Boston MA USA
1916 Elephant Butte Dam Elephant Butte Dam Truth or Consequences NM USA
1919 Hydraulics Laboratory at the University of Iowa Hydraulics Laboratory at the University of Iowa Iowa City IA USA
1900 Peavey-Haglin Concrete Grain Elevator Peavey-Haglin Concrete Grain Elevator St. Louis Park MN USA
1767 Mason-Dixon Line Mason-Dixon Line USA
1928 Bailey Island Bridge Bailey Island Bridge Harpswell ME USA

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