Roadcut at Mile Marker 137.8 of the Pennsylvania Turnpike in Bedford County, showing the Devonian Brallier Formation and possibly the Harrell Formation. Photos taken August 2011.
The geologic map of the Schellsburg Quadrangle referenced in the video is here:
http://www.dcnr.state.pa.us/topogeo/map61/schellsburg.pdf
The photo of Phacops rana is from Wikimedia Commons:
http://en.wikipedia.org/wiki/File:Phacops_rana.jpg
The air photos were downloaded from MSR Maps:
http://msrmaps.com/default.aspx
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