A catapult rock from Gotland’s 13th-century civil war is still lodged in Scandinavia's best-preserved medieval city wall.

Known locally as the Jungfrutornet, this Medieval tower hides a dark legend.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

A beautiful Arctic museum and nature center preserves the culture of the Sámi people.

The people murdered during a 17th-century Norwegian witch hunt have been honored with a pair of stark, modern installations.

The giant club-wielding wildman stands proud as the symbol of Swedish Lapland.

Controversial site of what could be Europe's first pyramid.

This abandoned urban warfare facility is a dream come true for airsoft and paintball enthusiasts.

A Very Low Frequency transmitter you can tune in on your PC.

This abandoned Swedish folkpark offers an amazing view over the town of Överkalix.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

It's always summer at the beach inside this former airship hangar.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

An eclectic sculpture park rises atop a giant pile of ashes in Sweden.

Swedish skyscraper with a 90° twist.

Hundreds of mossy stones engraved with bits of philosophy, literature and random musings.

Five candy-colored villages on the Italian Riviera.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Geothermal waterfalls in Tuscany.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A unique form of erosion created an uncanny landscape of boulders perched atop slender columns of clay.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.