Can you see the light?

If you dive within the light zone of a cave, the area near the cave entrance where natural light is always visible, you're cavern diving. If you want to explore secrets hidden in caverns around the world you'll want your PADI Cavern Diver certification. During this course you will learn to use the equipment and procedures that allow you to explore such areas safely. This is a challenging and very exciting course that includes four training dives over at least two days.

• Cavern navigation and line protocols
• Planning, organization, techniques, problems and hazards of cavern diving
• Special equipment use, such as lights, guidelines, reels and redundant breathing systems.
• Air sharing, disorientation, silting, line problems and other emergency procedures specific to cavern diving.
• Silt prevention, buoyancy control, air management and emergency procedures.
• Depth and distant limits for cavern diving.