A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."

Panoramic views from the mountains over a facility built to provide tuberculosis patients with fresh mountain air.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

Fire meets ice at the southernmost volcano on Earth.

Are these prehistoric metal pipes evidence of alien plumbers? Nope, but they are amazing nonetheless.

This house of worship in the Arctic Circle is shaped like an igloo.

These hellish-looking cliffs in the Canadian Arctic have been burning for centuries.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

A regular looking rock with an unbelievable history.

Houses are tucked between, on, and underneath giant boulders.

An Aztec snake god has taken the material form of an apartment complex.

Modern-day cave dwellers carve elaborate homes out of volcanic debris.

Colorful mineral deposits turn these mountains into an Impressionist fantasy.

In Lago Superiore, the largest expanse of lotus flowers outside of Asia is hard to miss.

A historic Masonic building overlooking the Puget Sound.

This living labyrinth made entirely of thorns is filled with art.

Explore the wide world of desert plants at this unique Palm Springs botanical garden.

This angular brutalist playground turns playtime into modern art time.

Tokyo’s only Ainu restaurant serves Indigenous food from northern Japan.

Existing for more than four centuries, the last of Hakone’s historic teahouses serves a sweet, mold-based rice drink.

Stay in the one time home to one of Scotland's most notorious gentleman's sex clubs.

Unusually, this ancient Iron Age broch has never been excavated.