London, Tower Hamlets & Southwark district. London Bridge over the river Thames
Lake Ponchartrain Causeway, World's Longest Bridge over water is 24 miles. Links New Orleans, LA on the south to Mandeville, LA on the north.
Brooklyn Bridge, back in the day, people were afraid to cross the bridge when it was finished. Barnum and Baley Circus, had 84 elephants cross the bridge. It is 1 of the biggest suspension bridges in the world.