The Olympic flame during a hand-over on the leg between Cardigan/Aberteifi and Brynhoffnant on May 27 in Wales. The Olympic torch is on the ninth day of it's journey around the United Kingdom which will involve 8,000 torchbearers covering 8,000 miles. (Locog via Getty Images)
Mystery Solved: Why Rio Olympics’ cauldron is so tiny
Lightning the Olympic Cauldron is always the dramatic conclusion of the Opening Ceremony, as an honored athlete from the host nation completes the torch’s journey and sets it ablaze. The London one was a collection of a few dozen smaller cauldrons.
Actress Ino Menegaki plays a high priestess, right, and passes on the Olympic flame she has just lit using a concave mirror to concentrate the sun's rays, to a priestess holding a cauldron on Thursday in Ancient Olympia, Greece.