One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

A sweet symbol marks the place where torturous executions were once carried out.

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

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

This large stone residence served as a field hospital during the Battle of Gettysburg between stints as a tavern.

This is the spot where the bloodiest battle in the American Civil War may have started.

Soldiers’ scrawls turned into history’s signatures.

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

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

A diorama of the Civil War, fought by cats.

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

Experience the pivotal Civil War battle at this interactive museum.

This museum is dedicated to a Hollywood icon.

A colorful architectural gem in Seattle’s uniquely modern Central Library.

Memorial commemorating the deadliest landslide in U.S. history.

This heritage rail line meanders through Delaware’s Red Clay Valley.

This park contains a number of standing stones meant to heal and inspire.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.