This dizzying tower was built to better broadcast the 1980 Moscow Olympics.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

A lonesome Moai stands in a small Italian town some 9,000 miles away from its Easter Island brethren.

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

This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

Walking by this fence is like strolling along a portal to various fictional worlds.

A little-visited waterfall in an otherworldly landscape.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

A rare, flower-shaped example of Brutalist architecture in Switzerland.

One man spent 10 years building a spectacular section of road because no one else would.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

Pick up all of the cosmic knick-knacks under the sun or take a creative writing course, all offered in this novelty storefront.

A city block packed with whimsical sculptures that seem to be plucked from a tiled fantasy world.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

A baffling beast so absurd a town councilman called it "intellectual vomit in technicolor."

"There's nothing there," and other lies the KGB told us.

This peculiar border irregularity is the only way to legally enter Russia without a visa.

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

First point in the Struve Geodetic Arc, a 19th century undertaking to measure the Earth's size and shape.

A small museum contains one of the largest collections of ethnic and traditional headgear in the world.

A top secret Cold War bunker hidden beneath a Latvian spa facility is now open for tours.

This impressively complicated radioastronomy research center was once a tool of Soviet spies.

Stunning examples of Russia's 18th-century wooden architecture.