When Edmund Hillary and Tenzing Norgay reached the summit of Mount Everest in 1953 they wore woollen suits and wielded wood-handled ice axes. But today's climbers can now enjoy luxury tents, bars and gourmet meals and even 5G mobile reception at the summit. Lukas Furtenbach, the founder of firm Furtenbach Adventures, which specialises in upmarket expeditions, said every climber gets a tent boasting a bed, electricity and even wifi. Other ...