5. Largest Outdoor Wave Pool.
Siam Park City (a water park, not a city) in the Khan Na Yao district of Bangkok, Thailand. Not only is it Asia’s largest water park, but it certifiably possesses the world’s largest wave pool. The wave pool is an astounding 13,600 square meters (146,400 ft2) and a destination for young children and adult thrill-seekers alike. The pool has the potential to generate waves up to 1.5 meters (5 ft) high but is controlled not to exceed 60 centimeters (24 in) to ensure the safety of all patrons