The fossilized remains of ancient California redwoods.

This collection of hand fans doubles as a history of femininity.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

A historic presidential getaway on the continental United States' southernmost island.

The museum chronicling a treasure hunter's dream, fulfilled.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

Four hundred granite steps were built into this massive rock by the National Park Service.

The world's longest known cave system.

Prehistoric animals decorate this popular outdoor park.

A modern day curiosity cabinet.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Moonbows over Kentucky.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.