After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

Step inside Lucy, the world's largest "elephant."

World War II bunker still standing on the New Jersey beach.

Vintage cars and motorcycles race for glory in a throwback motorsport celebration on the Jersey shore.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

It's a pretty creepy lock-up.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A lone gunner's station is all that remains of a replica Spanish Fort in Florida.

A community of collapsing homes more than a mile out from the Florida coast.

This 140-year-old beacon off the Florida Keys marks the wreck of a Navy ship that once roamed the Caribbean hunting pirates.

A monument celebrating the idea of reaching inaccessible places.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

This popular tourist cave was ignored for almost 200 years before being mined into an attraction.

Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

The prototype for all Nazi concentration camps.

This single room has survived the centuries with almost no deterioration.

The remains of this deep, dark mine have left behind a haunting rocky warren of tunnels.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

Certain traditions prevail on the least-visited island of the Aran Islands.