From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

A diminutive statue that was inspired by the sculptor's own daughter.

A relic of World War I that now exist as a piece of public art.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

A delightful museum entirely dedicated to the tiny homes of dolls.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

Did he come up with a theory of cosmic-ray showers while sitting in this bath?

Once a meeting point for great thinkers, and the midpoint of the country.

The house where a Danish physicist discovered the connection between electricity and magnetism.

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

This contemplative sculpture made out of old machine parts is meant to be the first in a series of sculptures around the world.

Hotel designed by indie graphics artists.

Site of the first radio and telephone broadcasting companies in Copenhagen.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

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

The only surviving piece of Copenhagen's 16th-century defensive wall.

This ordinary street was made infamous by a legendary visit from the devil.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

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

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

A collection of noses tucked inside an art museum reveals how times have changed.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.