The thought of dipping below the surface at night seems mysterious, yet so alluring. Although you've been scuba diving at a site many times before, at night you drop into a whole new world and watch it come to life under the glow of your dive light. The scene changes as day creatures retire and nocturnal organisms emerge. If you've wondered what happens underwater after the sun goes down, sign up for the PADI Night Diver Specialty course.

Excellent buoyancy control is what defines skilled scuba divers. You've seen them underwater. They glide effortlessly, use less air and ascend, descend or hover almost as if by thought. They more easily observe aquatic life without disturbing their surroundings. You can achieve this, too. The PADI Peak Performance Buoyancy Specialty course improves the buoyancy skills you learned as a new diver and elevates them to the next level.

Be the scuba diver everyone wants to follow because you know where you are and where you're going. The PADI Underwater Navigator course fine-tunes your observation skills and teaches you to more accurately use your compass underwater. If you like challenges with big rewards, take this course and have fun finding your way.

Whether purpose-sunk as an artificial reef for scuba divers, or lost as the result of an accident, wrecks are fascinating windows to the past. Ships, airplanes and even cars are fascinating to explore and usually teem with aquatic life. Each wreck dive offers a chance for discovery