Horses running

no people america american image american images american symbol american symbols americana animal animals country countryside day days daytime equine equines field full length galloping hard hill hills hillside hillsides horizontal horse horse gaits horses icon iconic image iconic images icons mammal mammals nobody outdoor outdoors patriotic image patriotic images patriotism ranch ranches ranching rural semi arid climates symbol symbolic image symbolic images symbols us usa united states united states of america western wild wild horses wyoming