Go surfing on this urban wave, "hacked" by local surfers.

This tribute to the 16th-century composer is now an unusual shrine to Michael Jackson.

This strange sculpture depicts a giant nightmare hare crushing a man to death beneath its colossal bulk.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

This lurid German fountain plots the sad course of marriage from dating to death.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

Europe's official "zero-level," the equator of elevation.

The place where Czar Peter I of Russia resided in 1697 during his Grand Embassy.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

This enormous steel tube is the biggest speaking horn in the world.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

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

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

One of the great math minds of the 17th century is underfoot in this 900 year old Dutch church.

A relic of the old jail still stands in its original location.

Only a few walls remain of the last church the Pilgrims used before they sailed to North America.

The world's first transgenic bovine has been preserved at the museum where he spent his final years—though his old stable is now a cafe.

An unofficial monument to the late King of Pop sits at the base of a Renaissance composer's statue

A giant snail sculpture looking longingly at the German traffic museum.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

The largest fountain in Bratislava.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.