bonnat4 Léon Joseph Florentin Bonnat (1833-1922)

The picture has something of this: people, group, man, group together, cavalry, military, war, many, woman, two, soldier, mammal, several, child, exploration, vehicle, four, recreation, wear.
Perhaps it’s a black and white photo of a group of people on horses in front of a mountain range with a dog in the foreground.