This historic little railroad runs through some of the most beautiful scenery in Germany.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

A lush indoor jungle fills this bustling Madrid transportation hub.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

A collection of items from a way of life that no longer exists.

Featured in one of the most iconic scenes in cinema history.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Single runway interrupted by a busy road that cuts across its middle.

This futuristic German television spire is actually the world's largest digital clock.

A subterranean display of public art and architecture.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

A massive, abstract lookout tower providing a panoramic view of Prague.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

Enormous sandstone towers loom within a Czech forest.

Looming communist pillar with a Czech twist.

An Orwellian sculpture with eyeball cameras watches passersby.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.