Rummage through this sunken ship, but leave your scuba gear at home.

This former Indiana quarry has been transformed into a park and SCUBA site where divers can explore the drowned mining equipment.

The scarce remains of a sunken ship peek out from the sand on East Beach.

In paradise, feral pigs have claimed an island all to themselves.

This Canadian island is a veritable garden of decay with countless abandoned structures dotting the landscape.

Fascination continues to surround one of history's most infamous shipwrecks.

A museum dedicated to Nantucket's legacy as the "graveyard of the Atlantic."

At least 14 twice-retired ships were sunk to make a lovely rusting breakwater in Comox Harbour.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

The stunning remnants of this wreck emerge from an otherworldly backdrop of rainforests.

A 300-ship graveyard, with a few still visible at low tide.

This historic-shipwreck-cum-diving-spot can still be seen poking its boiler out of the Lake Michigan waters that claimed it.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

100-year-old shipwreck you can walk up to at low tide.

Every weekend, the parking lot of this Buddhist temple turns into a Thai street-food paradise.

Like something out of a pulp adventure, this abandoned plane wreck is slowly being retaken by the Caribbean jungle.

Inhospitable caverns just beneath this island paradise offer insights into alien worlds.

An underwater statue of Christ blesses the depths off Key Largo.

Abandoned Coast Artillery fort now serves as a graffiti canvas and sightseeing vantage point.

The only way to visit this old resort hotel is with scuba gear.

A unique collection of diving equipment spanning antiquity to the present day.

A popular swimming hole that hides one of America's most deadly diving spots.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

The scuba diving training facility was named for the steam that rises from the cave's chimney.