These millipedes glow not out of attraction, but as a not-too-subtle warning.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

Quite simply the largest tree in the world (by volume).

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

The echoes of a railroad town that solemnly mark the end of the line.

A charming desert roadside bakery that produces 10 times more bread daily than it has residents in its town.

An island off the coast of South Australia is home to the last purebred Ligurian bees.

Spend the night in this formerly abandoned traditional Scottish village.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

New Plymouth, Idaho is the only U-shaped town in the United States.

A bronze replica of half-consumed salt lick honors a quirky town tradition.

The largest outdoor art gallery in the Northwest United States.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

In the heart of Brigham Young's promised land sits a festering plot of industrial ruin that has been claimed by society's outcasts.

A rapidly disappearing glacier filled with extinct grasshoppers, perfectly preserved in the ice.

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

The extensive collection of an amateur naturalist.

This abandoned motel doesn't welcome guests anymore, but decay and a creepy atmosphere still call it home.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

This central Nevada cave is the spiritual home of ancient and enigmatic pictographs.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

An outsider art duo's yard has been turned into a whimsical public gallery.