2000 Summer Olympics torch relay in 1936. The Flame is initiated by using a parabolic mirror that concentrates the sun's rays. However, due to some cloud cover on the day of the ceremony, there was insufficient sunlight to create the required level of heat. A backup, lit on the previous day during rehearsals, was used instead. The remainder of the ceremony could then take place. The relay always begins in Greece and travels from Olympia to Athens and the Panathenaic Stadium. The Hellenic Olympic Committee arranged for the torch to be taken to several Greek islands, a first in the history of Olympic relays. The
2011 Pan American Games torch relay 2011, at the pyramids of Teotihuacan outside Mexico City. The Pan American flame was lit in the Pyramid of the Sun, the spot selected by the Pan American Sports Organization (PASO). The relay was organized by the Mexican Olympic Committee and was sponsored by Grupo Omnilife, a nutrition company. The first torch was carried by Pan American Games gold medalist Paola Longoria. The relay began with a moment of silence in honor of the victims of the 2011 Monterrey casino attack. About 3,500 runners carried the torch on the 15,000-kilometer route. The torch arrived in Puerto Vallarta on October 9,