Nemo 33, World’s deapest pool in Brussels
Designed by Belgian diving expert John Beernaerts, the pool is 108-feet deep (34,5 meters) and contains 2.5 million liters of non-chlorinated, high-filtered spring water that is kept 86F/30C.
Entering the Enchanted Realm by Christian Klepp
50 m (164 ft) long, 10 m (33 ft) wide and 1.8 m (6 ft) high ice cave on the frozen lagoon of the Svínafellsjökull glacier in Skaftafell, Iceland