One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Remnants of a Victorian garden feature sitting in public woodland.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Quite simply the largest tree in the world (by volume).

See massive fossils that are over 200 million years old in northeastern Arizona.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

A clear blue swimming hole with hidden caves, still unexplored.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Once the most densely populated place in the world, this island is now a ghost town.

This series of Scottish caves has no clear purpose other than baffling historians.

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

Walk through Czech history in Prague's largest graveyard.

The 10,000 Torii shrine.

Rare recess caves fill this unbelievably beautiful Ohio park.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

Rising from the sea like a stone monster.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.