British artist Stephen Wiltshire draws cityscape of Mexico City

MEXICO CITY, MEXICO - OCTOBER 26: British artist Stephen Wiltshire draws freehand a panoramic view of Mexico City at the BBVA Bancomer Tower in Mexico City, Mexico on October 26, 2016. The autistic artist is spending five days creating a panoramic drawing of Mexico City after taking an helicopter flight over the city, Wiltshire has drawn large-scale cityscapes of cities including Istanbul, Tokyo, Rome and New York. (Photo by Daniel Cardenas/Anadolu Agency/Getty Images)