A panorama view inside the Los Alamos School of Gymnastics at 555 North Mesa Road. Courtesy/LASG. Los Alamos School of Gymnastics (LASG) Atomic Tumblers traveled to the Albuquerque Convention Center last weekend to compete in the Winter Fiesta Meet hosted by Precision Gymnastics of Albuquerque. There were 775 gymnasts from 17 New Mexico and Colorado teams competing.