The prototype for all Nazi concentration camps.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Two cannon-like cranes were installed on top of the bank building to fend off bad feng shui.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

A venerated grave atop an ancient royal hill, often attributed to the last king of Singapura.

The history of those incarcerated in Singapore during World War II is etched into the bricks of a popular staircase.

These ruins by the Dead Sea is where John the Baptist met his untimely end.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

Jule Körner's house full of bizarre architectural details.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Walk the whole Mississippi River!

Elvis's own personal tropical hideaway.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

A Christian-themed amusement park and complex rocked by scandals.