This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

The ghost town that ended up on Ebay.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

This secluded date farm can be reached only by following a bumpy, single-lane desert road.

This giant temperature attraction created some giant electric bills.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall, but rather lightning.

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

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The rocks in this arid basin leave trails of movement behind them.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

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

A Roman-style column in Oregon hides a spiral staircase inside.

A logging-themed roadside restaurant surrounded by museum-quality machinery and artifacts from the industry's heyday.

This bridge provides safe passage for squirrels.

The magic's in the hole!

The seamy, underground secrets of Portland's criminal past.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

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.

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