A mocking tribute to the past and modern leadership of Prague.

Monument to a suicide protesting the Soviet invasion.

A giant interactive periodic table with real samples of the elements.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

This ghost-town bar has bullet holes and plenty of stories lurking within its walls.

A unique workspace where offices reside on pirate ships and inside gingerbread houses.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Yo, Adrian!

A park full of outsider art, created by college students studying outsider art.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This Czech military museum is home to pink tank that was once a symbol of art and political rebellion.

A cheeky architectural easter egg.

One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

This former quarry is now a picturesque gorge that hides a sunken lake.

Bohemian paradise covered in majestic forests.

An "evil painter" included pointed symbols in this artwork to poke fun at members of the Danish Parliament.

An old Danish political institution where members of government can grab a drink off the record.

A novel collection of medical curiosities housed in an 18th-century surgeon training academy.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

This quiet, unassuming spot in Budapest was the birthplace of the bloody 1956 Hungarian Revolution.