History of the Ruhr History of the Ruhr The actual boundaries of the Ruhr vary slightly depending on the source, but a good working definition is to define the Lippe and Ruhr as its northern and southern boundaries respectively, the Rhine as its western boundary, and the town of Hamm as the eastern limit. In the Middle Ages, local power was vested primarily in the counts ("Grafen") of Berg, Mark and Cleves. The left bank of the Rhine was held by the Archbishop of Cologne. The Hellweg was an important trade route crossing the region from Duisburg to Dortmund and beyond as far as
Oyster Harbour, Western Australia Oyster Harbour, Western Australia Oyster Harbour is a permanently open estuary, which covers an area of near Albany, Western Australia. The harbour is used to shelter a fishing fleet carrying out commercial fishing and the farming of oysters and mussels via a dredged channel around Emu Point to the Emu Point Boat Pens. A significant number of waterbirds use the harbour for feeding. The place is currently a family tourist center. Oyster Harbour is fed by the King and Kalgan Rivers and discharges into King George Sound. A planned locality of Oyster Harbour on the Lower King Road is under