Turner's View?

A perfect Spring day for Easter Sunday. I walked up through the woods and up Brackenthwaite Hows with my family after lunch. This viewpoint is purportedly the exact spot where Turner sat to paint his picture of Crummock Water looking towards Buttermere. However, comparing the photo with the art work I can only think that Turner was sitting suspended in mid air above the middle of the Lake,. or perhaps there are multiple exact spots....