A sketch by Anastasia Mandel reinterpreting A Forest River by Isaac Ilyich Levitan (1890) with the statistical caption "A random regression forest; the statisticians are lost inside." This is part of a collection of sketches by Anastasia Mandel and their accompanying statistical captions discussed in the paper "How art helps to understand statistics" (Model Assisted Statistics and Applications, 2009) by Stan Lipovetsky and Igor Mandel in volume 4 pages 313-324. Free to use in classrooms and on course websites.