Devon 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. More successful visitor attractions are particularly concentrated on food and drink, the South West Coast Path and watersports, including sea-view restaurants in North-West Devon (such as one example belonging to Damien Hurst); surfing there, indoor and outdoor folk music festivals across the county and sailing in the hill-surrounded inlet (ria) at Salcombe. Incomes vary significantly and the average is bolstered by a high
Operational Guidelines for the Implementation of the World Heritage Convention the World Heritage List and the way to it is to be found in Chapter 2. Before properties can be proposed for inscription as a World Heritage Site, they must be on the tentative lists of the States Parties. The properties must be of Outstanding Universal Value (OUV) which means "cultural and/or natural significance which is so exceptional as to transcend national boundaries and to be of common importance for present and future generations of all humanity". There are ten criteria for the assessment of OUV. Criteria (i)-(vi) for cultural heritage, (vii)-(x) for natural heritage. Properties nominated under criteria (i)