This church is dedicated to the patron saint of seafarers.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

This slumbering beast honors the Bavarian soldiers who died in Greece during a 19th-century typhoid outbreak.

Step inside an ancient beehive tomb built for a mysterious cult hero.

New fungal and bacterial species call this deadly lake home.

This amazingly preserved Gold Rush town is a historian's dream.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.

A smoke stack so large, the Washington Monument could fit inside!

Home to the deepest rift anywhere on Earth.

See the computer’s history revealed over the course of 20,000 years.

This small group of sand dunes manages to pack in a strange rainbow of colors.

An out-of-place slice of France, smack in the middle of Shanghai.

This former textile district now is now a thriving center for contemporary Chinese art.

A giant scale model giving a sneak peek at what urban planners see for Shanghai by 2020.

This legendary city has been a tourist attraction for centuries.

The secular incarnation of a religious meditation.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Where commuters walk through remnants of an ancient Greek necropolis.