<a href="https://en.wikipedia.org/wiki/Lothian_Buses" class="extiw" title="w:Lothian Buses">Lothian Buses</a> open top tour bus 2 (ERM163, reg. VLT 163), a 1960 <a href="https://en.wikipedia.org/wiki/Park_Royal_Vehicles" class="extiw" title="w:Park Royal Vehicles">Park Royal Vehicles</a> bodied <a href="https://en.wikipedia.org/wiki/AEC_Routemaster" class="extiw" title="w:AEC Routemaster">AEC Routemaster</a> double-decker, in Mac Tours livery. The bus was originally delivered to London Transport in April as RM class bus RM163, with the same registration. Pictured parked on the Waverley Bridge terminus, facing north.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/44925192@N00">David Boyle</a> (original)
CC BY 2.0
Crop of <a href="//commons.wikimedia.org/wiki/File:Edinburgh_tour_buses,_Waverley_Bridge,_26_November_2010.jpg" title="File:Edinburgh tour buses, Waverley Bridge, 26 November 2010.jpg">File:Edinburgh tour buses, Waverley Bridge, 26 November 2010.jpg</a>