Dead Sea The Dead Sea's main, northern basin is long and wide at its widest point. It lies in the Jordan Rift Valley, and its main tributary is the Jordan River. The Dead Sea has attracted visitors from around the Mediterranean Basin for thousands of years. It was one of the world's first health resorts (for Herod the Great), and it has been the supplier of a wide variety of products, from asphalt for Egyptian mummification to potash for fertilisers. People also use the salt and the minerals from the Dead Sea to create cosmetics and herbal sachets. The Dead Seawater has
River Hertford River Hertford The River Hertford is a river in Yorkshire in the north of England. It is part of the River Derwent catchment area. The River Hertford starts close to Muston near the seaside town of Filey. Despite being only from the North Sea (to its eastern side) the river flows westwards for into the River Derwent at Haybridge. It is sometimes referred to as a 'Backward River' because it flows away from the sea. Ekwall suggests the name derives from a ford over the river, which became the name by back formation. Star Carr, a Mesolithic archaeological site, lies