The geography of Scotland is varied, from rural lowlands to unspoilt uplands, and from large cities to sparsely inhabited islands and contains the most mountainous terrain in Great Britain. Much of the highest uplands being found in the Northwest Highlands and Grampian ranges, with Ben Nevis, at 1,345m (4,413 ft) in height, being the highest mountain in Scotland and Great Britain. Scotland including its numerous islands, has some 11,602 miles (18,672 km) of coastline. The west coast in particular is heavily indented, with long promontories separated by fjord-like sea lochs.