Every year on January 1, a new marker is placed to designate the location of the geographic South Pole at 90 degrees south. Participants living at the South Pole during the previous winter design and create the unique markers each year. This marker, designed and fabricated by Steele Diggles, is for the year 2010. It is made from both brass and aluminum. The object on top represents the South Pole Telescope. The spheres below 'the surface' represent the Digital Optical Modules comprising the IceCube Neutrino Observatory experiment. There are 43 of thes,e representing the 43 people who wintered at Pole in 2009.