A vast collection of rare, historical, and vintage supercomputers.

A collection of artifacts from two worldwide industries that called Endicott, NY home.

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

Underwater roads undetectable from the surface used for escape routes from foreign invaders.

A memorial to the murdered Jews of Kaunas.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

This strange building looks like a medieval fortress crashed into a 1960s Brutalist office block.

You'll find just about anything in this funky Tbilisi flea market.

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

Rock-hewn monastery complex with hundreds of cave structures tucked away into the mountainside.

Underground monastery and fortress.

It's rumored this unique Baltic beacon was designed by Gustave Eiffel himself.

A fascist-era rural village abandoned since the early 1980s.

Monks in the empyreal Alazani River valley have preserved their 1,000-year-old winemaking tradition.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.

Fast food feels like fine dining at this award-winning modern Georgian building.

An American ghost town hides along a side street in Scotland's capital.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

This print shop boasts one of the largest pinball arcades in San Francisco.

Nestled in the mountains of Portugal is a tiny village made almost entirely of schist.

This inconspicuous pharmacy went down in history as the first gas station in the world after fueling the first road trip ever taken.

A magical oasis in the middle of the Negev Desert.