American Progress is an 1872 painting by John Gast, a Prussian-born painter, printer, and lithographer who lived and worked most of his life during 1870s in Brooklyn, New York. American Progress, an allegory of manifest destiny, was widely disseminated in chromolithographic prints.
Even disregarding the racist content, I think we can all agree this is a pretty average/bad painting. Not really "art porn" material.