Rest and Be Thankful Speed Hill Climb
Rest and Be Thankful Hill Climb is a disused hillclimbing course in Glen Croe, on the Cowal Peninsula, in Argyll and Bute, west of Scotland. The first known use of the road for a hillclimb was in 1906.
Source: Wikipedia — Rest and Be Thankful Speed Hill Climb (CC BY-SA 4.0)