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
Boro'line Maidstone a standard vehicle. Some coaches were used for excursions, although many saw service in Maidstone on passenger routes, with some even fitted with bus seats. Several Maidstone Borough coaches received names: Maidstone Borough Council Transport maintained a Bedford towing vehicle which regularly saw action in the town as the Bedford fleet aged. The following is a list of new and second hand vehicles by type, used by Maidstone Borough Council Transport and Boro'line in Maidstone. Boro'line Maidstone Boro'line Maidstone, previously Maidstone Borough Council Transport was a municipal bus operator in Maidstone and the surrounding villages. Maidstone Borough Council Transport was