The largest mountain in the British Isles is Ben Nevis, located in Scotland. Standing at an elevation of 1,345 meters (4,413 feet), it is part of the Grampian Mountain range in the Scottish Highlands. Ben Nevis is a popular destination for hikers and climbers, offering spectacular views from its summit. The area around the mountain is also known for its unique flora and fauna, as well as its rich cultural history.