This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Dahl Copenhagen Harbour by Moonlight. Copenhagen Harbour by Moonlight own Photo Szilas Creator Johan Christian Claussen Dahl Painting cm institution Metropolitan Museum of Art object history exhibition history credit line accession number PDold Norwegian paintings in the Metropolitan Museum of Art Paintings of Copenhagen Mastekranen