J-P Sergent discusses with Nicolas Surlapierre about his current mural installation: The Four Pillars of the Sky (80 m2) at the MBAA, as well as about about twenty images from different cultures (Mexican, Japanese, Oceanian etc.) chosen by the artist. Filmed at the Museum on June 24th 2020. With: Nicolas Surlapierre, director of the museums of the Besançon Centre, Nicolas Bousquet, head of the cultural development, coordination and proofreading, Lionel Georges & Christine Chatelet, camera, Romain Monaci, transcription, Fabien Paillot, logistical assistance.