This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

This Stockholm light tower can be controlled by anyone with a smartphone.

This strange statue features a bust of the famous composer plopped atop a woman's body.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Terrifically morbid cemetary and site of famous Paracelsus' grave.