This charming stone church on the shore of Lake Tekapo is an icon in astrophotography.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

A remote hilltop covered in giant monoliths haunts the Brittany countryside.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Two small chapels housed inside an ancient tree.

This ghost town in Belgium will lose its street art when it ceases to exist.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The Suurhusen church tower in Germany leans over farther than the famous Leaning Tower of Pisa.

A spitting ode to a German serial killer.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

This Swedish sculpture park is a unique combination of ancient ruins and modern art.

A tiny island is connected to the mainland by a private railway that residents travel in their own personal wagons.

This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.

The world's only above water sand volcano, believed to once be the bathtub of a priest.

These Bronze Age rock carvings are among the oldest in the region.

These mysterious circular formations are actually remnants of 19th century gristmills.

The precise origins of this pink sandstone temple are unknown.

A former hen house turned curiosity cabinet displays one man's lifelong fascination with cannibalism.

These two springs are tied to several legends, one of which involves the travels of Saint Olof.

This micronation's flag honors its favorite drink, Kaffegöken, or "cuckoo-coffee."

A Chinese meditation center in the middle of rural Sweden, partly funded by a member of ABBA.

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

It might look like just a pile of sticks—because it is. But there's a dark history to how this stack got its start.

Iron Age "bog person" preserved for over 2,300 years.