This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

The reconstruction of this prominent building fulfilled a long-written command.

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

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Celebrating the works of a beloved Italian actor, known for such cult films as 'They Call Me Trinity' and 'Watch Out, We’re Mad!'

An eerie, derelict amusement park in Berlin.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

This misspelled graffiti reappears every time it is removed.

A New York–based physician returned home to Spain to build his own elaborate monument to Christopher Columbus.

A flamboyant five-story building in Bulgaria resembles a crawling snail.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Museum dedicated to the terror regimes of Hungary.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

An overlooked memorial honoring the local Washington residents who died in World War I.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Finnish lake, and scene of an infamous murder mystery.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Hiding the longest subterranean river known in the world.

The geoglyph once sported a glass bottle eye.