An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

In which a local geological marvel becomes a quaint roadside attraction.

These delicate ruins need more tourists to keep them from fading away.

This ancient stone necropolis is in danger of disappearing.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This massive subterranean fissure is known as the "underground Grand Canyon."

Caves that can't seem to quit producing the remains of prehistoric humans.

The summer home of the largest colony of bats in the world.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

A cemetery housing wild west legends in South Dakota.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

South Korea's love of the silly photograph is on full display at this goofy collection of trompe l'oeil paintings.

Quality time with reindeer in the stunning scenery of their natural Lappish habitat above the Arctic Circle.

The Buddhist temples of Yamadera, built into a mountain side, feature a viewing deck with sweeping views.

An 1814 castle that hosts an exhibit of "explorabilia".

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

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.