This 19th century train workshop is a treasure trove of railroad history.

This former boomtown "island" is now submerged below Folsom Lake.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

This bridge is haunted by the ghost of a distraught mother.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

This North Carolina store preserves a historic moment in America's movement for racial equality.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

The world's last remaining store of its kind.

Commonly referred to as the most photographed Victorian home in the United States.

Folk art crafted from discarded vegetable crates.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

One of the largest underground systems runs under Canada's largest urban center.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

The largest drain hole in the world.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

This graffiti-covered bridge is the quintessential vision of a place for disillusioned youth to escape the complexities of burgeoning adulthood.

The former Naval shipyard is open for exploring - mostly.

The timepiece that exonerated a labor radical accused of a parade bombing that killed ten people.

The southernmost outpost of the Russian Empire in colonial America.