Former farm staffed by mental patients is now a public park.

An extraordinary mixture of natural beauty and man-made phenomena.

An architect's childhood fantasy treehouse made real.

A beautiful geyser under environmental threat.

Where the famed daredevil attempted to launch himself across a canyon in a custom-built rocket.

This pop-culture shop also offers the chance to become part of their favorite tv show or movie.

The largest outdoor art gallery in the Northwest United States.

Their motto is, "We've been bonkers for hats even longer than you have!"

10,000 flowered plants bloom in the City of Roses.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

Where Nor'easters go to die.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

Underneath the bustling city streets, a hydroponic farm grows unique herbs in an urban oasis.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

This Seattle curio shop collects and sells haunted items in order to spread wonder one grim artifact at a time.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

The artist and New York City icon lived, worked and died in this converted carriage house owned by another iconic artist, Andy Warhol.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

There must be a pun in this haystack somewhere...