As the Dead Sea continues to deplete, massive sinkholes open along its banks.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

A massive, heart-shaped, wind-carved crater in the middle of the Israeli desert.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

Europe's largest prehistoric mound – burial site of a legendary king?

The largest stone circle in the world has ended up bringing up more questions than it has answered.

The geoglyph once sported a glass bottle eye.

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

The designer of this railway tunnel added a birthday present for himself.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

Banksy's image of a naked man dangling from the window of a sex health clinic.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A open air theatre built on a cliff by an eccentric British woman.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Ghost Town in the Demilitarized Zone of the Golan Heights.

Underwater restaurant at the coral reefs of Eilat.

Squeezing inside this deep, narrow canyon reveals a festival of desert colors.