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Types of Recreational Underwater Diving. Recreational diving or sport diving is a type of diving that uses SCUBA equipment for the purpose of leisure and enjoyment. There are many types of scuba diving and Philippines is blessed to have the great places for almost all of them. Cavern diving â diving within the entrance of a cave, where light is still visible.
5 Longest Free Dives of All Time. As far as extreme sports go, free diving is among the most challenging. Divers push the limits of human evolution by descending hundreds of meters below the surface, fighting massive levels of water pressure and minutes without oxygen.