1988 Winter Olympics torch relay Canadian winters. It was modeled after the Calgary Tower, constructed entirely of Canadian materials and designed to be light enough for the relay runners to carry comfortably. The Calgary Tower itself was retrofitted to install a cauldron at its peak and was lit for the duration of the Games, one of several "replica cauldrons" constructed at Olympic venues throughout Calgary and Canmore. 1988 Winter Olympics torch relay The 1988 Olympic torch relay began on November 15, 1987, when the torch was lit at Olympia and Greek runner Stellos Bisbas began what was called "the longest torch run in history". The
London 2012 Olympic Torch torchbearer runs. The torch has two layers: an inner and an outer 'skin' with 3,600 and 4,400 holes respectively, held in place by a top and a bottom casting. The pattern created by the perforations and the overlapping layers was inspired by the Olympic rings. The components are laser-welded together and the holes are laser cut. The London 2012 Torch is one of the lightest Olympic torches. It is made from gold PVD-finished aluminium. A torch was produced for every torchbearer (8,000); each weighs around and stands tall. The weight was achieved to ensure the torch was able to be