PHOTO GALLERIES

Dr. Ballard visits breath-taking sites like volcanoes submerged beneath the Hawaiian islands, to shipwrecks on Ancient Greek...

Cameras catch never-before-seen rock formations, lava vents, and unusual species that call the ocean-bottom home.

One team of experts are trying to map World War II battles in the Atlantic Ocean.

Welcome to IMA, a clearinghouse for equipment from the front lines.

Alex heads into the Arizona desert in search of inspiration and new sales lead.

The Battle of the Bulge re-enactment is IMA's biggest sales event of the year.

A grand work of architecture could be in danger of collapsing into the river.

Go behind the front lines of the bloodiest WWII conflicts.

The Johnses, a traditional romani family that are trying to capture their version of the American dream.

Meet the Danley Demo crew in their "demolisher" daily routine.

This selection of images will show you just how destructive Hurricane Sandy was when it hit the East Coast of America.

If Earth was about to be destroyed, what would we do? Mankind would need to create a vast ship, power it, and find a new...

Follow Alaska’s seasons and the creatures that must adapt to survive.

Trek across the globe with National Geographic Explorers.