Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

A 30-acre garden inspired by the principles of modern physics.

These fantastically named natural pools look like something out of a Scottish myth.

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

This black shoreline is made up of exploded lava particles.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

Little island known for its massive beachfront "flowerpot" pillars.

This natural sea cave hides a small wonderland of natural turquoise beauty.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

Reputedly the smallest jail in North America.

This extensive nuclear fallout shelter built from 42 school buses could house 500 people in its tunnels.

A collection of human remains, animal body parts, and other macabre curiosities all legally for sale.

These strikingly barren, rolling red hills were caused by bad farming practices.

This quaint museum taps into the sweet history of the maple syrup industry.

305 homemade stone stairs wind their way up the Hamilton escarpment.

This small museum is dedicated to making sure the history of the natural ice industry doesn't melt away.

Clusters of abandoned buildings hint at the facility's 144-year history with psychiatric health.

Tubing through a cave lit with glowworms is a magical underground experience.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

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