The Last of the Buffalo by Albert Bierstadt https://www.nga.gov/artworks/124525-last-buffalo
The Last of the Buffalo is Albert Bierstadt’s final, great, western painting. Measuring six by ten feet, it mirrors in size his first massive oil, Lake Lucerne (1858), also in the National Gallery of Art collection.
Whitney Museum of American Art, New York; Pennsylvania Academy of the Fine Arts, Philadelphia