Napoleon And His Staff Jean-Louis Ernest Meissonier (1815-1891)

The picture has something of this: people, camel, mammal, seated, group, wear, military, desert, herder, transportation system, many, man, cavalry, nomad, soldier, uniform, weapon, army, Bedouin.
Perhaps it’s a painting of a group of men riding on the backs of horses in front of a crowd of onlookers and onlookers.