Reuters: Swiss glaciologist Fritz Muller spent eight months in the Mount Everest region in the 1950s studying and taking pictures of the glaciers, mountains and valleys in the Khumbu area, home to the world’s highest mountain. More than 50 years later British mountain geographer Alton Byers took photographs of many of the same sites as Muller, and the old and new images are now on display side by side in a week-long exhibition in Kathmandu. The International Centre for Integrated …