The Wrinkles of the City is a world scale project. JR starts by doing portraits of elderly people who represent the memory of the city he picks for its interesting past. He then interviews each subject, as they are the witnesses to the changes their city has gone through. Then, these portraits, printed in monumental sizes, are pasted in the very same city in various places that inspire JR as well as represent the city's heritage. In 2010 JR took his...