Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

Natural rock formation, or biblical artifact that saved Earth's wildlife two by two?

Time stands still at this serene burial ground in the center of Budapest.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Hundreds of intricately carved Armenian stone crosses can be found within this huge cemetery.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

An observatory with a 54-meter-wide radio telescope sits in the mountains of Armenia.

An unusual double-stelae obelisk with ancient and mysterious origins.

Men and special assistants stand by the road to sell the day's catch in this lakeside village.

The luxurious circular mansion built for a Communist leader now lies abandoned.

This small shrine is dedicated to the designer of the first Russian fighter jet and his brother, who became Chairman of the Presidium of the Supreme Soviet.

Atop a small Armenian hilltop adorned with many forms, and carvings, these stones tell a whimsical tale from a fictional world.

The ruins of a medieval monastery built on a perilous slope.

Giant stone letters dedicated to the founder of Armenia's alphabet.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

A stunning example of traditional salt production set against a dramatic volcanic landscape.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

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

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.