Weymouth, Dorset to the main town centre. There are 11 Sites of Special Scientific Interest in the borough, which cover an area of , and there are 37 other Nature Conservation Designations. Situated approximately halfway along the Jurassic Coast, Weymouth is a gateway town to the UNESCO World Heritage Site, which includes of the Dorset and east Devon coast that is important for its geology and landforms. The South West Coast Path has two routes around Weymouth and Portland—one around its coast, and one along the South Dorset Downs, which reduces the path's length by . The path is the United Kingdom's
Mining in Cornwall and Devon World Heritage list. It was announced on 13 July 2006 that the bid had been successful. This World Heritage Site is unique in that it covers a technique exported worldwide, including Mexico and Peru, and will consist of a trail linking mining sites from Land's End in Cornwall, through Porthtowan and St Agnes up the spine of the county to the Tamar Valley forming the border with Devon. There, the exporting port of Morwellham is being developed alongside the Devon Great Consols Mine to demonstrate the nature and scale of the operations, with the Eastern Gateway to the World Heritage