Two monstrous faces loom over a village in Czechia.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

You would never guess that before World War II this lonely field was a bustling German city.

An impressive ensemble of sculptures that survived the Soviet regime.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

Eight naturally mummified bodies in glass coffins are housed in an underground crypt.

One room inside this building mesmerizes all with its parabolic dome.

This towering statue of Jesus provided internet to the surrounding area.

An open-air art gallery that aims to share the stories of the people who live around it.

Decorated with a staggering 1,380 ladybugs, the installation has turned what was once a grim, forgotten nickel mine into a landmark and a statement.

Built to ward off Napoleon's army, this city-sized abandoned Russian fort is now perfect for urban exploration.

This Estonian watchtower looks like a big tree with two giant bird nests on it, complete with a "golden egg."

Visitors can sit and study the board with this Estonian chess legend and International Grandmaster.

Rent a barrel for a personal view of where the Baltic Sea meets the Gulf of Riga.

Lithuania's outdoor sculpture trail of wooden folk art.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Originally planted by the ancient Carthaginians, this sprawling palm grove is one of the largest in the world.

This 47-story "M" needed 20 years to be completed

Crumbling necropolis set high above Fez.

The other side is actually green.