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
2008 Summer Olympics opening ceremony stadium through to the Olympic cauldron, which at this moment was still not shown. As he ran along the upper wall of the stadium, the projection displayed a scroll opening ahead of him, on which was beamed footage of previous torch relays around the world. At the final moment, a spotlight revealed the final resting place of the Olympic flame, which had appeared during the torch run. A colossal torch situated at the top of the stadium was lit by a proportionately large fuse. A flurry of spectacular fireworks of various colours and shapes, some projecting Olympic rings, others forming