This fantastical waterfall is hidden in a cave located in a cracked cliff.

Icelandic folklore says this giant boulder was ripped from the mountains and placed at its current location, where it became home to elves.

Along this wire fence, travelers have been leaving a particular memento since 2012.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

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

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

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

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

This elegant arc of a waterfall marks a religious turning point.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.