A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

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

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

Trace the history of writing at this unusual North Carolina destination.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

Lima’s Museum of Anthropology is lined with thousands of elongated human craniums.

Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.

A gallery of underwater art that can be visited by man and fish alike.

Inhospitable caverns just beneath this island paradise offer insights into alien worlds.

A 40-foot waterfall flows into this unique natural swimming hole.

This small turbine mill along Rocky Creek was built in 1928

The deepest spring in Missouri.

These small, spectacular monkeys are making a comeback after deforestation destroyed much of their rainforest habitat.

This wildlife refuge is home to more than 200 species of birds, as well as monkeys, lizards, and other wildlife.

The translucent turquoise hue of these natural swimming pools comes from a high concentration of minerals.

In Costa Rica's cloud forest, the roots of a woody ficus create a botanical bridge.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

Though nicknamed the “Russian Freighter,” this ship was actually sunk off the coast of Pensacola by the U.S. government in a top-secret operation.

The 44,000-ton aircraft carrier was purposely sunk to create an artificial reef teeming with life.