An ever-growing literary collection housed in the apartment where the Russian author penned his final novel.

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

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

The statue of a legendary giant who carried Christ and shouldered the world's sins.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

This enigmatic artifact remained buried in a churchyard for years.

The oldest housing complex in Riga is a mini timeline of architectural trends.

Flamboyant architecture from the turn of 20th century.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A former imperial sea-fortress and Soviet prison.

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

The Guardian of Tallinn.

The coldest city in the world.

The tallest tower in Cáceres's Old Town.

A small town celebrates its cash crop with a giant highway sculpture.

This small Spanish village is home to dozens of public paintings meant to trick the eye.

Remote, beautiful, and stigmatized, Las Hurdes is Spain's version of Appalachia.

An incarceration museum on the spot of possibly the oldest prison in England.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Hear the quietest sound from across the dome.

The bronze uniforms commemorate the vital role of women during World War II.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Eighty million natural history specimens call this gargantuan museum home.

After nearly 60 years, there's still a bear at Paddington Station looking for help.