One of the piers left standing after the Tay Bridge collapsed Copyrighted image Credit: Dundee Central Library

We wish to thank:

Allegheny National Forest Vacation Bureau
Commonwealth of Pennsylvania, Tourism Office
Gannett Fleming Inc.
NOAA National Weather Service
Pennsylvania Department of Conservation & Natural Resources
WM Brode Inc.

Photographic archives
Dundee City Council Central Library
Arts & Heritage Department
John Marconi Collection

Bridge animation
© Pennsylvania Dept of Conservation & Natural Resources

Selected scenes from Tracks across the Sky
© Allegheny National Forest Vacation Bureau, Bradford PA USA
Produced by Main Street Media Inc.