The first museum in the world devoted to sexual gadgetry.

Countless grotesque faces stare out from this eerie Prague art wall.

Macabre astrological automaton clock dating to the late 1400s.

An abstract monument to a symphonic composer.

Collection of nearly 500 concrete figures sculpted by the late Veijo Rönkkönen.

This lake-bound geographical marker sits at the point where three European countries intersect.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A 246-foot-high revolving restaurant rises unexpectedly from a forested Finnish hilltop.

A replica of the home of a famous fictional troll family.

These Finnish rapids have been attracting tourists for over a hundred years and are now released with the push of a button.

Fortifications built for a Soviet invasion that never came now sit abandoned in a losing battle against nature.

The grandest stage for the world's foremost masters of invisible instruments.

Finland's northernmost zoo is home to the country's only polar bears.

This misspelled graffiti reappears every time it is removed.