The south western portal of Colinton Tunnel on the Balerno branch. Photographed on 27 July 2017 from the site of Colinton station. The tunnel, which is on a contnuous south west to north curve throughout its 153 yard length, now forms part of the Water of Leith walkway. For a view of the north portal [see image 60150]. Location: Colinton Tunnel Company: Balerno Branch (Caledonian Railway) 27/07/2017 John Furnevel
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