Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

This metal tower in the desert provides views of a handful of Nazca geoglyphs.

This deceptively beautiful island was once home to a German concentration camp and known as "Death Island."

An innovative attempt to break a siege in the American Civil War still scars the earth today.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

An officers prison camp believed to be impregnable by the Germans saw over 30 successful escapes.

Four abandoned towers hidden above the Douglas fir forest in Washington.

You can row a boat through this ancient underground reservoir.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

Hidden beneath a restaurant, underground tunnels tell the story of Malta’s tragic role in World War II.

In the middle of a remote desert town is a surprisingly opulent hotel.

The last resting place of the famous Native American princess is marked by a haunting monument.

Spend the night in this formerly abandoned traditional Scottish village.

This Welsh hotel is the spiritual home of the British 1953 Everest expedition, the first successful ascent of Mount Everest.

A monument to the forgotten French explorers and their landmark expedition.

Nikola Tesla's former home contains an homage hidden from plain sight.

Climb atop one of the world's longest and heaviest trains for an unbelievable journey across the Sahara Desert.

A mysterious inscription may hold a clue about the "Lost Colony" of Roanoke.

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

An icon of the Battle of Britain is frozen in flight in a grand Victorian museum.