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
World Heritage Site label could have on tourism revenue at a previously designated UNESCO World Heritage site. A number of listed World Heritage locations such as George Town, Penang, and Casco Viejo, Panama, have struggled to strike the balance between the economic benefits of catering to greatly increased visitor numbers and preserving the original culture and local communities that drew the recognition. World Heritage Site A World Heritage Site is a landmark or area which is selected by the United Nations Educational, Scientific and Cultural Organization (UNESCO) as having cultural, historical, scientific or other form of significance, and is legally protected by international