Mountain Climbing 2012 Calendar. This 2012 calendar features this popular sport which is both a hobby and profession and involves walking, hiking, backpacking and climbing mountains. It often involves a mixture of ice climbing, rock climbing, mixed climbing, and where the climbers carry all their loads with them at all times. If you enjoy Mountain climbing you'll love this Mountain Climbing 2012 Calendar which features 12 stunning illustrations, taken by Galen Rowell, of some of the most remotest and uninhabitable places on earth!