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
2010 Summer Youth Olympics torch relay the end of each day, the flame would be returned to the safety lantern. The safety lantern was also used to keep backup flames lit, allowing the main torch to be re-lit should it go out. At least three safety lanterns were kept lit throughout the duration of the relay. The cauldron, not to be confused with the Olympic cauldron lit during the opening ceremony, was lit at each community celebration site. These were found at the last location of activities during the relay at the 5 cities visited, as well as at the end of each day during the