Places Terra2020 Wants to Go

The hidden offices underneath Memorial Bridge have been locked up since 1976.

Faces carved into the cliffs create an otherworldly walking trail.

In a time before lifeguards, this house was a sanctuary for the shipwrecked.

Abandoned bridge hidden deep in the San Gabriel Mountains.

The largest earthwork effigy in the world.

These headstones and a few stone foundations are all that remain of a once-booming mining town.

Extraordinary sculpture garden created by an eccentric English poet.

Tucked away in the forests of Indiana resides an abandoned waterslide that is now a popular graffiti haunt.

A clear blue swimming hole with hidden caves, still unexplored.

A winding path built in secret on the edge of the continent.

Native Americans built this circle of stones, which was used to predict astronomical events.

The oldest continuously occupied public building in the United States.

A wealth of local folk art, antiques, and curios, without ever leaving your car.

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

The only ancient owl carving found east of the Mississippi.

This shop also boasts some sweet memorabilia from "Willy Wonka and the Chocolate Factory."

The smallest post office in the United States is no bigger than a broom closet.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

St. Augustine's record-setting narrow street was designed to protect against pirates.

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

The ruins of a once-thriving sugarcane plantation that was burned in the Second Seminole War.

A swamp that was the site of prehistoric water burials also managed to preserve its corpses for millennia.

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

Over 12,500 words are scrawled across each room of this historic plantation house and no one knows why.