More OCD... House siding made of flattened tin cans, Ogallala National Grass Lands in NW Nebraska. July 2006. Canon 5D, 70-200 f/2.8 IS at 70mm, f/11.0, 1/80 on the Gitzo, late evening. Used toning in Topaz rather than the NIk filter for this one, not sure it is right yet — looks a little green.