Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Smoked mummies housed in mountainside caves.

The simple log cabin of a famed loner and naturalist stands preserved as a symbol of the ultimate DIY lifestyle.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

One of the largest caverns in the world has a maw large enough to stack cathedrals in.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

This subterranean necropolis holds three floors of antler-dug grave caves.

This mysterious abandoned fort looks like something pulled right from Arabian legend.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

Despite the groans of archaeologists, this astounding groups of Bronze Age petroglyphs have been painted red for tourists.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

Giant reed houses made in the marshes of Southern Iraq.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

Natural cathedral designed by Italian artist Giuliano Mauri.

An unexpected desert oasis in South America.

Moss and stone turn this waterfall into an otherworldly liquid veil.

This Italian foot path winds through the mountains via 52 individual tunnels.

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

When Croatia became independent of Yugoslavia, the splintering governments left behind these concrete tunnels.

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

The highest point in Montana is as rugged and singular as the state itself.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.