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.

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.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The legendary giant's severed hand sits on Antwerp's popular shopping street.

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

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

Inside a busy metro station, an impressive mural depicts the prehispanic city of Tenochtitlán.

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

Vibrant street art created with mixed media.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This house's itty bitty size means no humans allowed.