The world's longest outdoor escalator takes visitors to the top of China's largest dam and is also shaped like a dragon.

An abused and forgotten metropolis, abandoned for centuries.

Salt cured mummies continue to turn up in this Iranian mine.

Climb right into the heart of this colorful Iceland volcano.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Inspired by a dream, a hermit carved out a home in this sandstone bank to live a life of contemplation and prayer.

A mythically themed self-built sculpture park.

At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Natural time capsule containing an alien ecosystem.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A 16th-century horror show built in a lovely Italian garden.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

The hallucinogenic center of the ancient world.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This whimsical stacked cabin looks like something out of a children's book.

The ghostly remains of what was once the world's richest copper mine.

The real-life site of Ichabod Crane's infamous gourd attack.

Neoclassical Revival mansion and set of horror cult classic Phantasm.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A remote crossroads honoring a fallen talent.

Some of the Old West's most notorious outlaws frequented this mining town.