Scuba Mask Your Window in the Underwater World Scuba diving is a visual activity. If you can t see the underwater, what s the point of scuba diving anyway? Scuba mask is your window to the underwater world. Vision underwater is possible by using a scuba mask because it creates an air space between your eyes and the water. Costa Rica is an ideal diving destination because of its warm waters and also because of the diversity of marine life found in this country. Sharks are also abundant in Costa Rica. If you want to see sharks, Costa Rica is the place to go. Various species of sharks are seen in this area, including bull sharks. Scuba diving is a form of recreation that most of the people enjoy. Trips and vacations are also some of the desirable activities that divers wish to participate. For the diving enthusiasts, anything that concerns about scuba diving is interesting. The use of a wetsuit for instance is an important part of the game. Bay Islands is located along the coasts of Belize and Honduras situated in western Caribbean. With its picture perfect scenery that includes palm trees, smooth white beaches, and clear blue water, truly Bay Islands is a world wonder. Bay Islands consists of the islands of Guanaja, Roatan, Utila, and to over 60 islets that sits atop on the world s second biggest barrier reef. Mostly, professional divers use standard air that is composed of 21% Oxygen and 79% Nitrogen for the open circuit sets. Open circuit sets is cheaper than any other kinds while in close circuit types you re equipped with rebreathers. In rebreathers, your exhaled air is reprocessed to make it fit again for re-inhalation. Scuba diving resorts will never allow you to go diving without certification from any of the agencies mentioned. This is because scuba diving can be dangerous if you don t know anything about it. For instance, you need to know about underwater pressure and how to cope with it. The pressure itself can be dangerous if you don t know how to equalize.