Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

The beautiful baroque library of the Hapsburg empire.

Dine amidst exotic plants at this former royal greenhouse.

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

Colorful mineral deposits turn these mountains into an Impressionist fantasy.

This massive basalt sea stack stands obtrusively from the rocky coastline.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

An exploration of a small ethnic group’s heritage through their exquisite folk art.

Explore the 500-year history of silk-making in Lyon at this museum, workshop, and boutique.

The fantastic architectural models of a French traveler.

An Indonesian mosque styled after St. Basil's Cathedral.

This massive complex is made up of hundreds of smaller temples that date back to the ninth century.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

One of the biggest Buddhist stupas in Europe, hidden from most locals.

A Bhutanese temple gifted from the isolated Himalayan kingdom is now a surprising cultural gem located at the University of Texas at El Paso.

A fantastical bed and breakfast with magically unique rooms.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

A sacred lake composed of over 300 separate pools of highly concentrated minerals.

Working wool mill used as the exterior for the mill in the 1990 horror film "Graveyard Shift."

This glamorous old building is said to have inspired the Tower of Terror.

The site of a tragic massacre that spawned a multimedia franchise.

Thousands of well-dressed mummies below a monastery.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.