Akashi Kaikyo Bridge Alex Fraser Bridge Ambassador Bridge Anji Bridge Aswan Dam Bridgeport Covered Bridge Britannia Railway Bridge Brooklyn Bridge Buffalo Bill Dam Bollman Truss Bridge Bullwinkle Platform Capilano Suspension Bridge Carrollton Viaduct Channel Tunnel Cheesman Dam Clifton Suspension Bridge Cloaca Maxima CN Tower Coalbrookdale Bridge Eads Bridge Eiffel Tower Elephant Butte Dam Frankford Avenue Bridge Gateway Arch George Washington Bridge Galdesville Bridge Golden Gate Bridge Holland Tunnel Hoosac Tunnel Hoover Dam Humber Bridge John A Roebling Bridge John Hancock Center Moffat Tunnel Mostar Bridge Peace Bridge Pontd de Normandie Quebec Bridge Rogue River Bridge Sears Tower Seikan Rail Tunnel Seto Great Bridge St Gotthard Tunnel Stafjord B Old Platform Starrucca Viaduct Stone Arch Bridge Sunshine Skyway Bridge Sydney Harbour Bridge Sydney Tower Thames Tunnel Union Canal Tunnel Washiongton Monument West Gate Bridge Wheeling Suspension Bridge