By: magic-gigapans
Image: Callan Bentley, Mid-Atlantic Geo-Image Collection
License: Creative Commons Non Commercial ⧉

Uploaded: 26 Mar 2020
Last Updated: 26 May 2020

264 megapixels
28,528 x 9,260 pixels
95.1 in X 30.9 in at 300dpi
87 pixels per inch

The Paw Paw Tunnel on the C&O Canal exposes some fine geology, like these slickensides on a slab of the Brallier Formation: these formed due to flexural slip between layers as they folded during mountain building accompanying the Alleghanian Orogeny.