Third Circle Picture

This is, again, for my independent study. Its in colored pencil; the lines are from Dante's Inferno. It is a picture of the third circle of Dante's Hell, as you might have guessed from the title, so the dog creature is Cerberus.
Everybody's got a weakness (II)
Tears in the Ritual
Third Circle
TEW Pencil Sketch: Dante
River Styx