This tunnel is immediately east of Auchendinny Viaduct and the former Auchendinny station. It is immediately west of the site of Dalmore Mill.
The line closed in 1967 and is now a foot and cycle path. It is illuminated.
Rosslynlee Hospital Halt
Rosewell and Hawthornden
| Auchendinny Viaduct|
Old Woodhouselee Tunnel
Rosslyn Gunpowder Works
Penicuik Gas Works
Glencorse Old Kirk
|Location names in dark blue are on the same original line.|
An Illustrated History of Edinburgh's Railways
Forgotten Railways: Scotland