Situated in Hanan, China Founded in 2012 Price: $200 million The Aizhai Suspension Bridge is a feat of contemporary architecture. At a cost of $200 million, this magnificent structure was finished in 2012 and spans the Dehang Canyon, linking two imposing cliffs with a 1,176-meter span. Offering unmatched vistas of the surrounding mountains and valleys, this suspension bridge—one of the longest and highest in the world—attracts both nature lovers and thrill-seekers.