Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A unique post-modern public space in the middle of the Warehouse District in New Orleans.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

Don't get it twisted: This is the oldest pretzel bakery in the United States.

Pennsylvania’s creepiest roadside attraction is a haunting example of roadside kitsch.

A toxic ghost town sitting atop a massive coal fire.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

These unique rock formations were created during the Ice Age.

In this cemetery stands the country's first public crematorium.

The first of Lancaster's "rural cemeteries."

One of the few remaining covered bridges in Lancaster County.

This restored 18th-century house was once the home of Lititz's first tobacconist.

This iconic Lancaster everyman has been reading the same story since 1980.

Easter in Westminster may be the only time and place to behold Edgar Allen Poe made entirely of Marshmallow Peeps.

Taxidermied cartoon heads, unseen illustrations, and famous characters all reside in this small gallery space.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

An eerie, decaying ghost town destined to fade into the forest.

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.