This neighborhood of futuristic ball houses looks like an alien settlement in a science fiction film.

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

For the holidays, the tallest broadcasting tower in the Netherlands turns into one of the world's tallest Christmas trees.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

Geothermal waterfalls in Tuscany.

Incredible labyrinth of man made caves.

Mosaics created from 11 million cigar bands.

The 20-mile causeway that separates the Netherlands from the sea.

An awe-inspiring giant blue whale jaw bone stands in the center of this Dutch island.

A bizarre form of natural mummification was discovered in the church of this Frisian village.

A 16th-century horror show built in a lovely Italian garden.

A 17th-century doorway in a small Sabine village is a portal into the mysteries of alchemy.

When occupying Nazi troops detonated a mine below, medieval frescoes were revealed in this small cliff-side hermitage.

A church of bones, decorated with 40,000 human skeletons.

This medieval mountain town is also known as the "Village of Streams."

What appears to be an ancient Roman temple is actually a Catholic church.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

This lesser-known leaning tower is all that remains of the medieval castle of Vernazzano.

Wonderland replication in progress by one persistent man.

Explore the quarry where the marble was sourced for Michaelangelo's David.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.