A chance to sleep among the firs and pines of the Oregon forest.

A nursery specializing in strange and beautiful succulents and cacti.

This interpretive path lets you get up close and personal with dinosaur bones.

An old California photo stand has been turned into a shrine to the cozy art of crochet.

The location of the last stand of Charles Manson's doomsday cult.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

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

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

This Pringle-shaped ledge makes for the perfect photo op.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

A nostalgic bibliographic gem.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

An annual extravaganza of Broadway theater memorabilia.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

The haunting ruins of Jack London's dream house.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

A popular tourist cave with a dark past.

A house built from trash known as the poor man's Hearst Castle.