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
Carl Diem for an Olympic conference in 1934, Diem and Lewald imagined a new symbolic pageant that would cloak the German games with the ancient Greek mantle: the transit of a lit Olympic flame from Greece to Berlin by a relay of torch-bearing runners. While the relay is sometimes believed to be an ancient tradition, it was in fact the wholly modern creation of Lewald and Diem; the ancient games included a ritual flame commemorating the theft of fire from the gods by Prometheus, but not a torch relay. Diem had been organizing long distance road relays ever since 1910. On June