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

At the very tippity-top of Europe is a cliff from which you can view the midnight sun.

This one-room museum is dedicated to Norwegian history and jokes.

The gnarled remains of an exploded German bunker from World War II sit along a breathtaking fjord.

A medieval village, with red wooden cottages around a stone church, stands as a well-preserved example of a settlement type that was once common in northern Sweden.

The sanctuary seems to either float atop the water or sink into the dirt, depending on the water level.

A park with one large cat sculpture and 15 smaller ones, all painted by different Colombian artists.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

A self-taught astronomer fell in love with the stars and built his own observatory in Colombia.

This collection of ancient, mountaintop, underground tombs was once hidden by decades of bloodshed.

The world's tallest palm trees look like the whimsical kind of plant you'd find in a Dr. Seuss story.

Would you dare to dangle from a great height in a wooden basket?

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

These temples are among the oldest free-standing stone buildings in the world.

This spectacular dome managed to survive after being bombed in World War II, in an event known as the "Miracle of Mosta."

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

Four alabaster giants contemplate the tides on the shore of Denmark.

Remnants of the Nazis' occupation of Denmark linger along the sand.

A walkable map of the world, made from soil and stone by one man.

Denmark's famous pseudo-hill.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.