The Dominican Republic's ancient underground river system is a new frontier in diving for those with the experience and courage to try it.

Do you know what to do in a silt-out? Keep cool and remember these tips from the experts if you find yourself in a dangerous situation scuba diving.

Goliath grouper spawning off Florida's coast is an epic adventure if you're lucky enough to find the party.

Thinking about getting your drysuit certification? Read what it's like to get certified in the freezing-cold waters in England. This advanced dive certification may be a challenge, but it unlocks a new realm of underwater adventure.

Overpowering currents! Raging storms! Marauding sharks! Your dive instructor never mentioned you'd have days like this. Here's how to get home safely.

Bored with your "normal" scuba diving routine? Here are 10 of our favorite wacky and wild ways to play and work underwater.

Do you have what it takes to dive under the ice in Russia's White Sea? Our experts give an expanded list of the necessary scuba diving skills and training to complete this challenging technical dive, as well as the diving gear you'll need. Hint: A fantastic drysuit and dry gloves are No. 1 on the list!

Want to add a little adrenalin to your diving? See if you're ready for the challenge to dive the world's fastest tidal current: Saltstraumen in Norway.

What is it like to dive in a subway? A freelance photographer explores one of the world's most unusual dive sites: a flooded subway shaft in Munich, Germany.