Burning glass extremely high temperatures without the need for fuel or large supplies of electricity. They sometimes employ a large parabolic array of mirrors (some facilities are several stories high) to focus light to a high intensity. The Olympic torch that is carried around the host country of the Olympic Games is lit by a burning glass, at the site of ancient Olympia in Greece. Burning glass A burning glass or burning lens is a large convex lens that can concentrate the sun's rays onto a small area, heating up the area and thus resulting in ignition of the exposed surface. Burning
2000 Summer Olympics torch relay the final runners. The final succession of torch-bearers were selected to celebrate the 100 year anniversary of female participation in the Olympic Games (women were not allowed to compete at the inaugural 1896 Summer Olympics but were given the opportunity in 1900). Betty Cuthbert, Raelene Boyle, Dawn Fraser, Shirley Strickland, Shane Gould, and Debbie Flintoff-King, all medallists in previous Games, were given the honour of carrying the Flame before passing it to the final torch-bearer. The cauldron was lit by Aboriginal athlete Cathy Freeman, a decision that was at the time reported as being a "bold political and social statement".