Unfinished monument to peace between Turkey and Armenia, long divided by a dispute over genocide.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

Mediterranean castle on a tiny Turkish island.

Ancient serpentine sacrifice holder that has stood the test of time.

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.

Over the centuries, this island paradise has done it all, from providing monks with ecclesiastical respite to sheltering an exiled Leon Trotsky.

A fountain standing as a testament to a doomed alliance.

A charming beach town in Turkey captures all the colors of the rainbow.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

The ancient abodes are a testament to human ingenuity amid harsh climates.

A sacred lake with thousands of sacred carp and a biblical history.

Large miniature theme park with 100-plus models.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

The best-preserved ancient theater in the world.

The most metal church of all time was built in record time because of an international, pious pissing contest.

Mausoleum and Holy Seat of Antiochus I of Commagene.

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

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

A Turkish monastery tucked into a cliff wall.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ottoman-era houses lovingly preserved.

Naturally protected city carved from a rock face.

A meow-velous tribute to a beloved street cat, made famous on the internet.