The arc of Northern Lights starting a show in the deep twilight over Prelude Lake on the Ingraham Trail near Yellowknife, NWT. This was September 9, 2019. Light from the waxing gibbous Moon behind the camera also illumimates the scene. The autumn colours make for a good contrast with the sky colours. This was from the lookout point above the lake and main parking area and boat launch. The Big Dipper is at left; Capella is at centre; the Pleiades and Hyades are rising at right of centre. This