Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

The world's largest collection of garden gnomes lives among the trees and wildflowers on this woodland reserve.

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

Surrounded by ash fields in Iceland, an impossibly verdant valley looks like something out of a fairytale.

Geothermal waterfalls in Tuscany.

This 50-foot-deep sinkhole created in the 14th century is home to rare plants and fungi.

A lavender labyrinth so large it’s visible on Google Earth.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Crop circles inspired this whimsical garden in Germany.

Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

A late-medieval Dutch castle with trick fountains in its whimsical water gardens.

Built to test magnetically levitated elevators, the tower also boasts Germany's highest visitor platform.

Retirement home for giant obsolete machines.

This East German military command bunker was ready for World War III.

A little-visited waterfall in an otherworldly landscape.

A UFO scrapyard in the California desert.

Thousands of flowers create enchanting pink tunnels over the city streets.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

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

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

At this unusual park, domes, ladders, chairs, and more are made from trees.