These otherworldly formations were shaped over millions of years by the forces of nature.

This futuristic building is yet another architectural wonder in Dubai.

This living legend of maritime history is enjoying a second life.

No building in the world leans as far as the so-called “Leaning Tower of Abu Dhabi.”

A unique configuration of blown glass can be found inside this hotel lobby.

This massive piece of artwork weighs more than 250 tons, and was designed as a tribute to the first president of the United Arab Emirates.

A small United Arab Emirates territory within an Omani enclave within the United Arab Emirates.

This mysterious abandoned fort looks like something pulled right from Arabian legend.

The world's largest frame offers spectacular views of the city's past and present.

An abandoned desert hamlet swallowed up by sand.

Temple complex that once housed the famous statue of Nike.

This field of half-buried stone crosses was the burial place of a sect of heretical gnostics.

Cave on extinct volcano, once home to famous mathematician Pythagoras.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

Local lore says two enemy dragons live within these breathtaking mountain lakes.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.

An autonomous republic of Orthodox monks.

These ruins in Volvi were once at the intersection of the Eastern and Western Worlds.

The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.

This medieval "painted village" is famous for its geometric facades.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

Poseidon? No one seems to know.

The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.