Professor Robert Oram, of Stirling University, told The Herald that “capping” walls under siege from increasing rainfall, storms, damp and flash frost as well as managing footfall will face the custodians of Scotland’s monuments while difficult decisions such as allowing Skara Brae to be reclaimed by the sea will also have to be broached.

Edinburgh Castle - the jewel in the crown of Scotland’s heritage which for the first time in its history last year had 1.7m visitors - is taking hits from storms as well as the legions of tourists who flock to the landmark.