In 1949, the 68-year-old Picasso was visited at his home in Vallauris, France, by the photographer Gjon Mili. Mili proposed to the artist an interesting concept. The photographer had previously captured skater Carol Lynne with lights on the tips of her boots. Using finely tuned adjustments of lighting and camera, the skating virtuoso was recorded apparently trailing lines of light through the air. (below)