Nemo 33 is the deepest indoor swimming pool in the world, located in Brussels, Belgium. Its maximum depth is 113 ft. It contains highly filtered spring water and holds several simulated underwater caves at the 10 metres ft) depth level. This is AWESOME!
Majestic Diving Photography that will Give You Scuba Thirst Underwater cavern, Red Sea, Egypt. Ok, I have never been diving because it scares me, but I might do it here. When my Egyptian husband and his parents take me!