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

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

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

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

Once described as the "Eagle's Nest," this ruined ancient city rests on a remote mountaintop.

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

A marvel of Byzantine engineering under the streets of Istanbul.

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

Two ancient Buddhist temples crown this dramatic rocky pinnacle.

Cold storage for agricultural biodiversity.