Biker Gang - from our story 'Fabulous Photos of the Rolling Stones and the Audience at Hyde Park, July 5 1969' A group of Hell's Angels at the Rolling Stones free concert in Hyde Park, London. (Photo by Reg Burkett/Getty Images) View The Article THE FLASHBAK SHOP Visit the shop Great T-ShirtsDiscover Our 100% Organic Cotton T-Shirts Discover Our PrintsExplore our Prints Shop Editor’s picks Collect our postcards Free Newsletter First Name Last Name Leave this field empty if you're human: Shop our comfy T-Shirts