As many Walkhighlanders know only too well, Munro-bagging can be a headily addictive pursuit, and it’s one gaining more traction than ever in the era of social distancing. But where did it all begin? In his new book, The Munros: A History, Andrew Dempster traces the sport back to its source in 1891, with many a nod to significant figures – both past and present – along the way. Here’s an extract from the first chapter, which takes a look at the key figures that helped influence the creation of the list. ON THE LEVEL bealach below the high point of…