Looking down an alley in Chicago's West Loop industrial area with a blue building on the right and a building with a green roof on the left.
Completed in India ink on Arches 300# hot pressed paper. Since the ink is pigment rather than dye based, it will not fade and since the paper is 100% cotton rag, it will not yellow. It is resistant to UV light and should last for generations.
India ink on Arches paper