River Calder, Wyre
The River Calder is the main tributary of the River Wyre in Lancashire, England. It rises near Fiendsdale Head in the Forest of Bowland and flows through the villages of Oakenclough and Calder Vale before passing under the M6 motorway, West Coast Main Line and Lancaster Canal. It meets the Wyre at Catterall near the town of Garstang.
Coordinates: 53°52′55″N 2°46′29″W / 53.8820°N 2.7747°W
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