Anti Aircraft Machine Gun at Destroyer USS Lamson, Marshall Islands, Bikini Atoll, Micronesia, Pacific Ocean

anti aircraft machine gun at destroyer uss lamson scuba diver marshall islands bikini atoll micronesia pacific ocean flak air defence defense anti aricraft armament antiaricraft gun guns scuba diver diving dive adventure wreckdiver deep deepdiving extreme technical tec wreck wrecks artificial reef bottom history relict reserve shipwreck ship boat wreckage subaquatic sunken tragedy wreckdiving mahan class dd 367 american destroyer navy military naval warfare fleet flotilla sea force seaforce combat vessel defensive defense warship war ships battleship cruiser cruisers destroyer frigate corvette boat marine marines castle bravo nuclear test pikinni atoll marshallislands micronesia southsea south sea archipelago fallout us army h bomb h bombs nuclear bomb nuclear radiation nuclear weapons nuclearbombs operation crossroads radiation radioactive radioactivity test tests able baker bomb fallout us army nuclear fleet underwater marine wildlife nature aquatic sea ocean underwaterphoto underwaterpicture underwaterphotography underwaterworld sealife n/a querformat horizontal format