Nature's biggest mammal swims in landlocked Oklahoma.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

Elvis's own personal tropical hideaway.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

The blinking light atop the iconic landmark has been sending secret messages for decades.

Over the course of its history, this tiny island has held enslaved people in transit and served as a quarantine zone. Today, it's a giant tortoise sanctuary.

The monastery survived the Communist revolution in Mongolia as a religious museum.

This cozy little museum is a journey through the history of Mongolia’s capital.

If you ever wanted to touch a medieval mercenary’s three testicles, look no further.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.

A 16th-century Andalusian palace.

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

If they push on just the right spot, even the weakest person can move this titanic boulder.

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

A small house sits between two huge rocks, with its back to the sea.

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