Shanghai, China The Nanpu Bridge features an impressive seven-lane, 2,500-foot cable-stay component over the Huangpu River. But honestly, it's the four miles of bridge that doesn't cross the river that offers the most intrigue. A circular elevated approach stretches from land and wraps up, bringing vehicles to the height of the crossing in the midst of the heavily congested downtown Shanghai. - PopularMechanics.com
North Vancouver, British Columbia Next door to the historic Capilano Suspension Bridge, the Cliffwalk opened in 2011 with 700 feet of bridge hanging off a cliff about 230 feet above a canyon. The bridge can handle 100,000 pounds of weight while anchored to the cliff's walls. To make the natural Capilano River canyon even more impressive, sections of the Cliffwalk feature glass-bottom walkways. Not for the faint of heights. - PopularMechanics.com
The new Bay Bridge East Span, a $6.4 billion project, replaced a seismically unstable bridge. It has the world's largest self-anchored suspension span, a 2,047-foot span anchored by a single 525-foot-tall tower that holds a single mile-long main cable containing 17,399 steel wire strands.
Singapore Inspired by the shape of DNA, the Helix Bridge offers Singapore pedestrians 918 feet of architectural intrigue and artistic expression. The bridge in Marina Bay uses multiple styles of steel to curve and sweep, opening up at five points for viewing platforms. The steel tubes serve as the visual spectacle. If straightened and laid end to end, they would stretch 7,380 feet. - PopularMechanics.com