What year was this photograph taken? Study it, then reveal the answer below — or play it as a round and see how much HP you keep.
FILE--This photo, taken during the initial explosion of the Hindenburg, shows the 804-foot German zeppelin just before subsequent explosions sent the ship crashing to the ground at Lakehurst Naval Air Station in Lakehurst, N.J., 6 May 1937. The roaring flames silhouette two men, at right atop the mooring mast, dangerously close to the blasts. The scene stimulated NBC radio broadcaster Herbert Morr