This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

David Sedaris called it "The greatest shop in the world."

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

A submerged archeological park still holds the wonders of a Roman Sodom.

One of the most valuable palace-garden complexes in the eastern borderlands—and one of the most haunted.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The oldest residential street in Europe also features an optical illusion.

The oldest continuously operating pharmacy in Europe.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

300-year-old villagers houses and traditional churches preserve a nearly lost piece of Russian history.

The past, present, and future of Russia's signature alcohol is remembered in the world's only museum dedicated to the starchy spirit.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

Local legend has it that an old, decaying staircase outside this cemetery is haunted by dozens of ghosts.

This Russian religious complex is a Frankenstein's chapel that includes influence from almost all the major faiths.

This enchanting mountain plateau celebrates spooky local folklore.