Approximately 1/3 of the distance consists of the Manchac Swamp bridge, often cited as the third-longest viaduct in the world.
bridge | Golden Gate Bridge | Brooklyn Bridge | Contract bridge | Sydney Harbour Bridge | London Bridge | Swamp Thing | Tower Bridge | Eads Bridge | Forth Bridge | Auckland Harbour Bridge | Waterloo Bridge | Stamford Bridge | Westminster Bridge | World Bridge Federation | The Bridge on the River Kwai | Pegasus Bridge | Manhattan Bridge | arch bridge | Tyne Bridge | Tappan Zee Bridge | Peace Bridge | Hebden Bridge | contract bridge | Bridge | Victoria Bridge | Spences Bridge | Roman bridge | Clifton Suspension Bridge | Arlington Memorial Bridge |