Economy of Devon of the railways in the 19th century, Devon's economy has been heavily reliant on tourism. The county's economy has followed the declining trend of British seaside resorts since the mid 20th century, with some recent revival. This revival has been aided by the designation of much of Devon's countryside and coastline as the Dartmoor and Exmoor national parks, and the Jurassic Coast and Cornwall and West Devon Mining Landscape World Heritage Sites. In 2004 the county's tourist revenue was £1.2 billion. The Met Office is in Exeter as is Connaught plc, and Pennon Group, the water company. The Wrigley Company
Coastline of the United Kingdom has a fractal dimension of 1.13, and that of South Africa is 1.02. As a result of this shape and the number of islands, the coastline of the UK is longer than that of similar sized countries. For example, the coastline of Italy is around 9,226 km in length, France 7,330 km and Spain 7,268 km. Greece, which has a large number of islands similar to the UK, has a coastline of around 15,147 km. This means the UK has a relatively high coast/area ratio. Nowhere in the UK is more than from the coast. It is estimated that around