Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

A crucified and bearded female saint.

This automated sculpture of two men peeing will spell out text messages with their micturition.

A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Steadily reminding Czechia of its past.

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

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

St. Francesca Romana, patron saint of drivers, resides in the church she founded.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant