Whether they're real or imagined, these shipwrecks have gone down in history for being silver screen classics, adventure-filled books or maritime catastrophes.

Can you dive again after open-heart surgery? Author Eric Douglas tells the true story of his heart disease recovery in his latest installment: Lessons Learned.

The *Our Florida Reefs* community representatives invite all southeast Florida community members and visitors alike to participate in the *Our Florida Reefs* community meetings, coming up later this month and in February.

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Help REEF fight invasive lionfish species by scuba diving, hunting and fishing in the Caribbean, Atlantic and Gulf of Mexico.

In the mighty Amazon, giant snakes, vicious piranhas, prehistoric reptiles, and other fearsome creatures wait in the fresh water. Welcome to Brazil.

Brazil is full of monsters. In the Amazon giant snakes, vicious piranhas, prehistoric reptiles, mysterious shapeshifters and other creatures await scuba divers.

Facts about invasive lionfish in the Caribbean and Atlantic: Learn about their habits, why they are bad and dangerous, and even a few tasty ways to kill them.

Interview with National Geographic Photographer Brian Skerry on saving the ocean and what it feels like to be honored as a Sea Hero.