Derwent Water Marina ENQUIRE visit website , Keswick, Cumbria, AREA MAP Derwent Water Marina Activities Abseiling Canoeing Climbing Gorge Walking Hiking Kayaking Sailing Schools Windsurfing SIMILAR PROVIDERS Brenscombe Outdoor Centre Ltd Abernethy Adventure Centre Ardeonaig Abernethy Adventure Centre Nethybridge Allerthorpe Lakeland Park