Free diving is the most natural and serene way to explore the depths of the oceans. With one breath of air, minimum equipment, free divers do not use tanks; they use only their lungs to descend and explore the underwater world. the free diver slips under the surface of the ocean to discover a world full of life and colors. But most of all, the free diver opens a world of sensations and feelings inside his mind and body that cannot be experienced elsewhere. Examples include breath-hold spear fishing, free dive photography, recreational breath-hold diving, apnea competitions, and to some degree, snorkeling.