SCOTLAND, Granton on Spey. Trike bike powering up the main street of Granton on Spey during the weekend of the Thunder in the Glen Harley Davidson Owners club meeting. Posted by Lachlan Main on 2013-10-03 07:54:23 Tagged: , Scotland , Granton on Spey , Harley Davidson , Thunder in the Glen , trike bike. Advertise