Somerset County Section | Mile 20 – 62 100-Mile Celebration 2001 Big Savage Tunnel Bollman Bridge BST 2006 Dedication Confluence, PA Eastern Continental Divide, PA Garrett Construction 2011 Keystone Viaduct Construction Keystone Viaduct Girder Lifting 2012 Keystone Viaduct Scenic Photos Keystone Viaduct, PA Markleton, PA Meyersdale Station Gallery Meyersdale Station National Trail Day 2002 Meyersdale, PA Pinkerton Tunnel, PA Rockwood, PA Salisbury Viaduct Salisbury Viaduct Events Salisbury Viaduct Gallery Somerset Trail Section