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
Baezaeko River 26, and 27. Baezaeko River The Baezaeko River is a tributary of the West Road River, one of the main tributaries of the Fraser River, in the Canadian province of British Columbia. It flows through the Fraser Plateau to the West Road River. The Baezaeko River's name is derived from a Dakelh word meaning "basalt river", referring specifically to the black basalt from which arrowheads were made. The Baezaeko River originates in and flows through the Fraser Plateau. From its source it flows generally east, then northeast and north. It flows through three Nazko First Nation Indian Reserves: Baezaeko River