Isle of Portland The borough and nearby Chickerell have been a Fairtrade Zone since 2007. The Isle of Portland lies in the English Channel, south of Wyke Regis, and west-southwest of London, at (50.55, −2.44). Portland is situated approximately halfway along the UNESCO Jurassic Coast World Heritage Site; the site includes of the Dorset and east Devon coast that is important for its geology and landforms. The South West Coast Path runs around the coast; it is the United Kingdom's longest national trail at . Portland is unusual as it is connected to the mainland at Abbotsbury by Chesil Beach, a tombolo which
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