Climb inside an iron crystal magnified 165 billion times its normal size.

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

This futuristic building is yet another architectural wonder in Dubai.

Whitewashed mosque contains the world's largest carpet.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

This indoor ski resort has a mountain contained inside a mall.

These 4,000-year-old tombs form a surreal landscape.

Skyscraper powered by wind turbines attached between its towers.

This unassuming oil well changed the history of the Arabian Gulf.

This centuries-old tree tells an unusual tale of vegetation and fertility in the desert.

A chilly monument dedicated to the French explorer, Jean-Baptiste Charcot.

This flagpole ranks among the world’s tallest and can be seen from three countries.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

An ancient capital city that dates back 3,000 years and harbors many surprises.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

Light still pours into the ruins of this ancient Islamic observatory.

The legendary wooden horse that stands in modern Troy is a prop from the 2004 Wolfgang Petersen film.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

This famous city eluded concrete detection until the early 2000's.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

Roman ruins top white travertine terraces formed by ancient hot springs.

In this historic region, homes and churches are carved into ancient volcanic rock formations.