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

This is not your typical jungle gym.

Less a museum than a bizarre fantasy world created by artists and engineers.

A monument celebrating the idea of reaching inaccessible places.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.

A unique collection of diving equipment spanning antiquity to the present day.

The museum chronicling a treasure hunter's dream, fulfilled.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

The largest retailer of seashells in the world.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Elevated freight railway turned wildly successful urban park.

This former luxury resort in Kaua'i is now an abandoned relic.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A geological mystery on Camelback Mountain.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

This historic national park is covered in the stunning ruins of red rock pueblos.

An homage to everyone's favorite prehistoric cartoon family.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."