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 the coastline of the main island, Great Britain, as 11,072.76 miles rounding to 11,073 miles (17,820 km). The British Cartographic Society points out that "The true answer is: it depends!". If the larger islands are added, the coastline as measured by the standard method at Mean High Water Mark rises to about 19,491 miles (31,368 km). According to the "CIA Factbook", the length of the UK coastline is around 12,429 km or 7,723 miles, although no details are provided about how this figure was calculated. On the basis of EU Marine Strategy Framework Directive boundaries, the UK coastline can be