In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A huge musical instrument played by the ocean.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

One of the largest trees of its kind in California.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

The massive machine creates cracking displays of indoor lightning.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The first American department store, and home to the largest operating musical instrument in the world.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

The Boston square dedicated to the dark poet who was born nearby.

Eclectic collections, artwork, and some feline friends fill the writer's former home.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.