Bothies are basic shelters in remote corners of the countryside, a home from home in the hills for walkers, backpackers, mountain bikers and others who love spending time in the great outdoors. Scotland has a long tradition of 'bothying' and, while the better known ones are easily found, one of the great pleasures of exploring the nation's mountains and glens is stumbling upon one for the first time - and finding the door open. This guide takes some of the guesswork out of the equation, listing unlocked habitable shelters, ranging from comfortable, well-equipped bothies suitable for overnight...