Diving becomes famous in the place not because of its being a favorite leisure activity for the divers but because people there want to take part in the preservation of aquatic resources. Hawaii is known for being one of the majestic focal points for scuba diving vacation. Majority of the vacationers prefer the scuba destinations in Hawaii because these are really well-preserved. The fins that are available in the market today are adjustable strap and full foot fins. Adjustable strap fins have foot pockets that are open at the back and are equipped with adjustable heel straps while the full foot fins have foot pockets encloses the heel. Most scuba divers prefer adjustable fins because then can be worn with wet suit boots and most high powered models of fins are available in adjustable strap fins. Here you will see a lot of exotic marine life, such as huge manta rays, moray eels, stingrays, yellow tail, and barracudas. Aruba is certainly the destination for you if you seek a unique dive site filled with exotic marine animals. If you plan on going on a diving vacation in Aruba, you should prepare all your necessary diving gears the day before you depart for the trip. There are also available dive centers in Costa Rica where you hire dive guides and these dive centers also offers scuba diving instructions. If you want to dive, but you need certification, Costa Rica is one of the best places to learn scuba diving. Not only that you can learn how to go scuba diving, but you can also enjoy the various marine species found in Costa Rica. He or she will be the one taking the responsibility to guide and ensure the safety of recreational divers. Before you become a dive master, you should first be certified as open water, advanced open water, and as a rescue diver. A certification agency will also specify a minimum number of dives in order to be qualified to be included in the course. - Lanai Island has dive sites popular for their lava formations ranging from archways, tunnels, ridges and pinnacles offering wide variety of marine life and lighting effects. - Molokai Island is a natural sanctuary in which its entire South side lies in the longest Hawaiian barrier reef offering some of the best diving sites.