Big Dipper in Traverse Lakebr/The Big Dipper late at night competes with fog forming over the lake, cloud and northern lights but is clearly reflected in still lake. The green cast from the aurora gives everything an eerie feeling.br/Taken 3 September 2016 2:22 a.m. at Traverse Lake in Algonquin Provincial Park, Ontario. Canon 6D Rokinon 14-mm f/2.8 lens at f/4 for 30s and ISO 6400. Manual mode. Raw file.