SKY-HIGH GLASS BOTTOMED CANTILEVER POOL 
Located at the Holiday Inn in Shanghai, China (Pudong Kangquiao), this dramatic swimming pool 24 floors up has a glass bottom that overlooks the street below. The cantilever pool is 30 meters long (98.5 ft) with a comfortable section of the pool that remains inside the building for those that prefer to not venture into the overhanging area. http://www.huhmagazine.co.uk/3761/24th-storey-glass-bottom-swimming-pool