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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This replica of the Greek structure is in the heart of Nashville.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

Former hotel turned into haunted playground.

A place to eat for on-the-run agents and espionage enthusiasts.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

An enormous park-like oasis, full of famous Chicagoans' graves.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

"Only the devil could play golf here."

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Museum dedicated to awful artwork.

An essential stop before plundering, BYO Cutlass.

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

One of the ghostly stops along Route 66.

The second oldest continuously operating bar in Louisiana.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.