In this episode, artist Gabey Tjon a Tham guides listeners through her work vec4(red,green,blue,alpha) that was made for the Small Museum on the facade of Paradiso Amsterdam. This audiotour explores the contrasting sounds of virtual and real-world day and night rhythms. She also speaks with artist Hans van Houwelingen about his work Blaauw Jan (1994-2021), featuring lizards at the Kleine-Gartmanplantsoen near Leidseplein.