When it comes to handsignals (and colonialism) rock always beats scissors.

The most accurate timepiece in the world.

There’s a special club house at the top for the bell ringers.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

While seemingly a cruel joke, this bench actually honors an esteemed member of the community who passed away in 2006.

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

Home of the only civilian casualty at the Battle of Gettysburg.

A diorama of the Civil War, fought by cats.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

Long before the Battle of Gettysburg occurred, dinosaurs roamed the area and left their footprints on this bridge.

This Civil War monument was designed by an eccentric architect and Gettysburg veteran.

This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

These unusual rooms on wheels are holdovers from the 1960s.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Time travel with sweets across history at this research-based candy store.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

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

This striking Victorian Home with its 113-foot turret is best known as the site where abolitionist John Brown was executed in 1859.