A visitor watches on June 17, 2015 an artwork by Peru's artist Teresa Burga entitled "Sin Titulo" during the preview day of Art Basel, the world's premier modern and contemporary art fair which will take place from June 18 to 21 in Basel.   AFP PHOTO / FABRICE COFFRINI
RESTRICTED TO EDITORIAL USE, MANDATORY MENTION OF THE ARTIST UPON PUBLICATION, TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTION        (Photo credit should read FABRICE COFFRINI/AFP/Getty Images)