Rheinau Felsen

Begin your lifelong adventure as a certified diver with the globally recognized SSI Open Water Diver certification.

Learn to identify stress, prevent accidents, and learn rescue diver skills with this essential Diver Stress and Rescue Specialty program. Help yourself and other divers to stay safe. Get started now!

Extend your dive time, shorten your surface intervals and spend more time exploring the dive sites you love, with the SSI Enriched Air Nitrox Specialty certification program.

Diving does not end when the sun goes down! Become a night diver and meet the incredible marine life that only comes out at night. Join the SSI Night Diving and Limited Visibility specialty program.

Become a better, more confident diver who always knows where they are going. Learn how to use a dive compass, natural navigation techniques and more. Join the SSI Navigation specialty today!

Make lost items a thing of the past with the SSI Search & Recovery specialty program. You will learn all you need to plan and conduct search and recovery dives, so you can find lost items with ease.

Take control of your dives no matter the conditions with the SSI Waves, Tides and Currents specialty. Learn all you need to go diving in currents, waves and rivers, enjoy shore diving and learn about the environmental conditions that affect dive sites.

Many exciting and iconic dive sites lie in deeper waters. The SSI Deep Diving Specialty will get you there - safely and with confidence. Learn how to plan and conduct dives to between 18 and 40 meters deep with SSI.

Enjoy longer dives, explore further and cover a larger area on every dive. Become an SSI Scooter/DPV Specialty Diver. Get started today.

The SSI Perfect Buoyancy Specialty is the best way to improve your body position for relaxed dives, lower your air consumption and increase your bottom times. Take control of your enjoyment. Start online now!

The SSI Marine Ecology Specialty program is the best way to discover the exciting science of marine ecology and become an underwater naturalist. Enhance your dives in a new way. Earn the SSI Marine Ecology specialty certification now!

Discover the freedom and tranquility that keep freedivers returning to the water. Learn how to go freediving with this essential freediver training and earn your SSI Basic Freediving certification! Your adventures as a freediver begin here!