Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A trio of red, white, and blue stones embedded in the streets of Leiden are markers of medieval territory and law.

On a winding Vienna side street, one museum has turned their windows into a monument to history’s peace-minded heroes.

Baroque celebration of the end of the Great Plague of Vienna.

The final resting place for the remains of 143 Habsburg royalty.

This statue celebrating everyday life in Dublin has a few unsavory nicknames.

The modern birthplace of Irish freedom.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

An important Mayan religious and trading center dating back to 200 BC.

This memorial museum chronicles the apocalyptic destruction of the First World War.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Time has stopped at the house where Gandhi died.

An ancient iron pillar in Delhi that seems to be rustproof.

A man throwing a giant severed hand towers over Antwerp’s main square.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

Only hotel where you can legally launder money.