" challenger 2 ", " leopard1 ", acs, american, anti, armata, armored vehicles, artillery, battle, bob, challenger 2, class, corps, cv-9030, dirt, forest, grass, heavy, installation, it's like the t-72, kv-1, leopard 1, light tank mk ii, lightweight, m10, m3a1, machine, military, museum, object 148, period, platforms, polygon, power, second, self-propelled, self-propelled artillery, soviet, stuart iv, su- 76m, t-80, t-90, tank, tank destroyers, united states, vegetation, war, world