Formerly known as the Dorset Gravel Dash, the Dorset Dirt Dash offers two different events on the same route. The Dorset Dirt Dash 50/50 is a self-supported bikepacking event over two days, while the Dorset Dirt Dash 100 is the ultimate one day gravel grinder. Both take you around the amazing scenery on the Isle of Purbeck around Swange. Now in it’s 7th year, this is the perfect way to experience the rugged beauty of Dorset and the Jurassic Coast with fine gravel riding, camaraderie and castles.100 miles in one day on the stunning Dorset coast. Sunday 24th May. Red Lion Pub, Swanage, Dorset, UK.