Olympic flame designated sites of the Games, had no ancient precedent and was introduced by Carl Diem at the 1936 Summer Olympics in Berlin which were organized by the Nazis under the guidance of Joseph Goebbels. At the first Olympic torch relay, the flame was transported from Olympia to Berlin over 3,187 kilometres by 3,331 runners in twelve days and eleven nights. There were minor protests in Yugoslavia and Czechoslovakia on the way, which were suppressed by the local security forces. Leni Riefenstahl later staged the torch relay for the 1938 film "Olympia". The Olympic fire is ignited several months before the
Olympic flame the London 2012 Games. In transit, the flame sometimes travels by air. A version of the miner's safety lamp is used, kept alight in the air. These lamps are also used during the relay, as a back-up in case the primary torch goes out. This has happened before several Games, but the torch is simply re-lit and carries on. The cauldron and the pedestal are always the subject of unique and often dramatic design. These also tie in with "how" the cauldron is lit during the Opening Ceremony. The Olympic flame has been used as a symbol and main motif