In1942, German U-boats sank more than 80 ships off North Carolina alone.

Presenting the 2017 Readers Choice Awards for the best destination to go scuba diving with big animals in North America.

Presenting the 2017 Readers Choice Awards for the best advanced scuba diving in North America.

Presenting the 2017 readers choice awards for best overall scuba diving in North America.

Nothing is better than a thriving reef. These locations, chosen by you, offer the healthiest marine environments to explore!

Nothing makes a dive quite as enjoyable as crystal clear water. These locations, chosen by you, offer the best visibility!

You don't have to spend an arm and a leg to get memorable diving experiences. These locations, chosen by you, offer the best value for your next trip.

Where can you dive wish sharks? What about dolphins and sea lions? Here are the best destinations in the world for big-animal encounters, voted by you!

The world's best wreck diving, chosen by you! Presenting our readers choice awards for best wreck diving in the world — and some beautiful underwater images.