Triumphs and Laments documents one of contemporary artist William Kentridge’s most ambitious and controversial projects: a colossal frieze along the banks of the Tiber river in Rome portraying the glories and tragedies of the Eternal City that was commissioned in the summer of 2016. The film, shot with exclusive access to Kentridge over the course of two years from his home in South Africa to the center of Rome, details the artist’s vision and his creative process in developing a work of art that will disappear in just a few years.…