Keystones aren’t the only stones indelible to Pennsylvania’s character. Limestone monuments marking each mile of the Mason-Dixon Line — a survey line dating back to the 1760s intended to resolve a ...

PITTSBURGH (AP) — A group of surveyors from Pennsylvania and Maryland, starting this year, plan to create a new record of what might be America's most famous border: the Mason-Dixon Line. Members of ...

(WHTM) – Along the boundary between Pennsylvania and Maryland, both states have a number of markers about a number of markers. Welcome to the Mason-Dixon line. In 1763 Charles Mason and Jeremiah Dixon ...

PHILADELPHIA — If Todd Babcock had his way, the Mason-Dixon Line would be known as the technological marvel that kept Philadelphia in Pennsylvania, not as flawed shorthand for the Civil War ...

HAGERSTOWN, Md. (AP) — Many of the centuries-old stone markers are weathered and difficult to decipher, but their importance to American history holds strong today just like the boundary line they ...

PITTSBURGH — A group of surveyors from Pennsylvania and Maryland starting this year plan to create a new record of what might be America’s most famous border: the Mason-Dixon Line. Members of both ...

I always get a kick out of crossing borders. I still take special notice halfway across the Ben Franklin Bridge, going to New Jersey, though I’ve taken the trip at least a hundred times. So, it was a ...

(WHTM) — From 1763 to 1767, Charles Mason and Jeremiah Dixon surveyed the boundary between Pennsylvania and Maryland. Says Eric Gladhill, member of the Pennsylvania Society of Land Surveyors, “It was ...

A group of surveyors from Pennsylvania and Maryland starting this year plan to create a new record of what might be America’s most famous border: the Mason-Dixon Line. Members of both states’ surveyor ...

PITTSBURGH (AP) - A group of surveyors from Pennsylvania and Maryland starting this year plan to create a new record of what might be America’s most famous border: the Mason-Dixon Line. Members of ...

Seeking inspiration for new places to explore, I looked up historical events of local import that took place on May 25, and as it turns out, there are plenty to choose from. You could argue the 1659 ...