A blue ocean. Unclouded water. Some of the world's best scuba diving may be found off the coast of the Philippines. Beautiful sights may be seen in Malapascua, Coron Bay, and Tubbataha Reef, all of which are just waiting to be explored. Lots of scuba divers dream of visiting these protected underwater areas. The best way to appreciate these underwater landscapes is to go freediving and take in all their natural glory. Freediving is a style of scuba diving in which the diver holds their breath for extended periods of time while submerged. Freediving may sound terrifying, but proponents argue it's really safer than using a scuba tank. Freediving is becoming increasingly popular in the Philippines, both as a recreational activity and as a competitive sport; over the past decade, centers dedicated to the sport have opened in many locations, the most recent being on Camotes Island, not far from…