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
Running in Ancient Greece (Flaceliere 106). In the Olympics, there was a race in armor, the "Hoplitodromos", which reflected the games' origins as a means of training for warfare. The torch-relay race was added to entertain the crowds. This event was run the night before the ancient Olympic Games began (Olympic Sports - Foot Races). Today we honor this tradition with the Olympic torch. One event that was not ever in the ancient Olympic Games is the marathon. What is called a marathon today gets its name from the distance covered by the runner Pheidippides over the course of three to four days from