Kent coastline of Kent is continuously changing, due to tectonic uplift and coastal erosion. Until about 960, the Isle of Thanet was an island, separated by the Wantsum channel, formed around a deposit of chalk; over time, the channels silted up with alluvium. Similarly Romney Marsh and Dungeness have been formed by accumulation of alluvium. Kent's principal river, the River Medway, rises near East Grinstead in Sussex and flows eastwards to Maidstone. Here it turns north and breaks through the North Downs at Rochester, then joins the estuary of the River Thames as its final tributary near Sheerness. The Medway is
White River (Vermont) White River (Vermont) The White River is a river in the U.S. state of Vermont. It is a tributary of the Connecticut River. The White River rises at Skylight Pond south of Bread Loaf Mountain near the crest of the Green Mountains. The river flows east to the town of Granville, where it receives the outflow from the southern portion of Granville Notch. The river turns south and, followed by Vermont Route 100, flows through the towns of Hancock and Rochester. Entering Stockbridge, the river turns northeast and, followed by Vermont Route 107, flows to the town of Bethel, where