As abundant as the verdant hills of Vejano, the Italian custom of oral storytelling thrives in the sumptuous films of Alessio Rigo de Righi and Matteo Zoppis. Their work carves out a special place for itself between drama and nonfiction, allowing tradition and experimentation to freely intermingle. An uncommon documentary steeped in myth and legend, Il solengo (2015) paints a beguiling...