The Ordnance Survey have announced that Britain’s highest mountain, Ben Nevis, is higher than we all thought. Their surveyors have made the ascent and resurveyed the mountain recently, for the first time since 1949. They found that the mountain is 1,345m high, up a metre from 1,344m. The resurvey was carried out following the recent restoration of the trig pillar, but the team were clear that the mountain isn’t really growing – it’s just a more accurate measurement. For the last survey it took a team of seven surveyors almost three weeks to make the 1,344m measurement using 200lbs of…