Maidstone is six miles downstream from where the River Medway, having flowed in a generally west-east direction, is joined by the Rivers Teise and Beult at Yalding and changes its course to a northerly one. It cuts through the ridge formed by the greensand, so that the town occupies a site on two opposite hills, the easterly one containing the town centre. Beyond that, and higher, is Penenden Heath. The River Len joins the Medway at Maidstone. Though a short river, it provided the water to drive numerous watermills. The Loose Stream, which rises at Langley and joins at Tovil, once
Genesee River Genesee River The Genesee River is a tributary of Lake Ontario flowing northward through the Twin Tiers of Pennsylvania and New York in the United States. The river provided the original power for the Rochester area's 19th century mills and still provides hydroelectric power for downtown Rochester. The Genesee is the remaining western branch of a preglacial system, with rock layers tilted an average of 40 feet (12 m) per mile, so the river flows across progressively older bedrock as it flows northward. It begins in exposing the Allegheny Plateau's characteristic conglomerates: sandstones and shales in the of the Mississippian