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

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

This advertisement for talcum powder was painted on the rock face and has since defied removal.

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

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

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

In which a local geological marvel becomes a quaint roadside attraction.

The oldest farmer's market in America is so ancient it was approved by the King of England.

An industrial waste tourist attraction.

This historic lighthouse was well known for the large number of women who served as its keeper.

The meeting of the northwestern corner of Delaware, the northeastern corner of Maryland, and the southern edge of Pennsylvania.

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.