The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

An abandoned Jewish sanatorium is tucked within the woods of Poland.

In northeastern Poland, the ruins of a massive granary overlook the Narew River.

A somber memorial honors the hundreds of thousands of lives lost at this labor and extermination camp.

A monument to Poland's famous alleged UFO abduction case.

This uber-quaint Polish village is known for its habit of painting elaborate floral motifs on just about everything.

The world’s narrowest house makes for an awkward, four-foot-wide living space.

Burlesque Hospital Themed Restaurant.

This statue is dedicated to the animal cosmonauts that perished during space flight experiments.

A vast and unlikely aviation museum kept alive for over 50 years due to one man's tenacity.

Medical museum that houses most notably the taxidermied remains of Vladimir Demikhov's famous two-headed dog experiment.

A preserved oak tree about 3,500 years old found in Riga, Latvia.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

A massive tribute to Estonian history and culture.

This 16th-century cemetery became a recreational park during the Soviet occupation—today it's a little bit of both.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

A spectacular Petrine Baroque summer palace commissioned for Catherine I by Peter the Great.

A series of concentric circles represented a bold new experiment in socialist urban planning, and it notoriously difficult to get around.

Relics from an era long gone, sit idle outside this Estonian museum.

The oldest continuously operating pharmacy in Europe.

A forest park outside Tallinn full of architectural and artistic curiosities.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

A decaying, yet still functioning, work of communist architecture.