Blog of the Pennsylvania State Historic Preservation Office

Category: CRGIS (Page 3 of 8)

CRGIS your Commute!

The Philadelphia and Lancaster Turnpike is the oldest paved highway in America. It was chartered in 1792 and opened in 1795, connecting farmers in Lancaster County with markets in Philadelphia via a state-of-the-art crushed gravel (or “macadamized”) surface pioneered by Scottish engineer John Loudon Macadam to prevent the wheels of wagons and carriages from sinking into the notorious mud of standard dirt roads.

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Offbeat Outing: The Green Book in Philadelphia

Some of my colleagues are known to check their Facebook accounts while they drink their morning coffee, and on more than one occasion that has resulted in a Facebook message or email with the subject line “I have a great idea…” One of these great ideas led to one of the more interesting, informative, and eye-opening surveys I’ve done – Green Book locations in Philadelphia. Continue reading

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