《跳进地理书的旅行》第四季探索世界与声音的联系,跳地团将游学东北,环大兴安岭自驾以“地理书”为引,以“熟人局友情”为线,通过完成每日“游学答题”和“游学报告”将看风景与学知识相合,以新奇的视角向观众输出新鲜有趣的观点和知识。。Martin and Lucas are getting used to living in the boarding school. Fermin is looking for Irene's baby. Hector has decided to sell one of the diamonds he found in the cave. Lucas makes friends with Paula and Evelyn.。