The fairy tale castle of the "fairy-tale king."

This ornate mosque is said to hold the remains of Muhammad's granddaughter beneath its dome of pure gold.

Only a handful of these gorgeous historic waterwheels remain but even those are in danger from local unrest.

One of the oldest and largest castles in the world.

Amid the rubble of Aleppo's Old Quarter, part of a historic market has been restored and re-opened.

Ruins of the Crusaders' headquarters.

Mysterious lost empire of the Silk Road.

Located near Cairo's El Korba district, the abandoned mansion continues to inspire mystery and rumor throughout the city.

Source for a sizable portion of Egypt's freshwater supply is more than an optical illusion.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

Charnel house at the foot of Mount Sinai.

An endless sea of white conical domes.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Perched above the bustling town of Kerak is a sprawling, ruinous castle that has witnessed nearly a millennia of Levantine history.

A bathhouse from the second Islamic Caliphate decorated with frescoes of constellations, pleasure gardens, and naked ladies.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

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.

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

A more chill but no less fascinating version of the famous ancient archeological site.

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

The timeworn "Yankee Stadium" of the fastest game in the world isn't going anywhere.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.