amphibia amphibious armor armour armoured battle Camouflage car carrier gun history military Poland shield swim tank cannon tracked vehicle war weapon boat cannons city England english Great Britain guns HMS Belfast landmark London moored river ship thames tourist attraction Tower Bridge warship water armored personnel amphibian amphibious vehicle PT 76 big black cannon circle cloud clouds Coruña couple danger defense eu galicia horizon line love lover lovers nature ocean red sea sky Spain summer sun sunset yellow OT-64 armor-piercing armour-piercing artillery barrel cutout fire flak gunnery heavy artillery isolated ordinance ordnance shoot