The remnants of the base where US Army troops learned how to fight in extreme conditions.

This Art Nouveau mansion was used as the "House of the Screaming Child" in Dario Argento’s giallo classic.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

This graveyard is home to the so-called "Witch's Circle."

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

Eat first, shop later at this eatery within an Asian grocer.

This historic cemetery is filled with markers that look more like candy than was likely intended.

An enormous, inside-out glass globe built in 1935.

A charming museum of natural history featuring dioramas and exhibits made entirely by college students.

This museum on a college campus pays tribute to the Arctic and to two explorer alumni.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

A historic coal mine that doubles as a museum and tourist attraction.

This museum explores the grim reality of life in the earliest British colonies in America.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

Inspired by a foil-wrapped potato, (seriously) the Markel Building has been deemed one of the 10 ugliest buildings in the world.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

A "house to which to flee" for settlers in colonial Pennsylvania.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

The oldest surviving presidential residence in the United States.

One of Philadelphia's largest murals resides hidden under this bridge.

Descendants of this colonial Pennsylvania family still travel from far and wide to visit the 300-year-old home of their Quaker ancestors.

The humble field where the first Major League Baseball game was played.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.