River Medway points along the North Downs, the Weald and Ashdown Forest. The major tributaries are: Minor tributaries include: Former minor tributaries include the Old Bourne River, which flowed through the Brook, Chatham (not to be confused with the main tributary River Bourne). The river and its tributaries flow through largely rural areas, Tonbridge, Maidstone and Medway being the exceptions. The Medway itself initially flows in a west-east direction south of the North Downs; at the confluence of the River Beult, however, it turns north and breaks through the North Downs at the Medway Gap, a steep and narrow valley near Rochester,
Bell-Irving River and the headwaters of the Unuk River, which flows southwest to the sea near Ketchikan, Alaska, and the Bear River, which flows south to the head of Portland Canal at the community of Stewart, British Columbia. From its source the Bell-Irving River flows generally south through mostly mountainous terrain. It is joined by Craven Creek, then Rochester Creek. The Yukon Telegraph Trail follows Rochester Creek and part of the Bell-Irving River. The Yukon Telegraph line, also called the Dominion Telegraph, grew out of part of the earlier, failed Russian–American Telegraph, and connected Ashcroft, BC, to Dawson City, Yukon. The telegraph