Bosom friends Yurka Boytsov and Vasya Golubev are the most ordinary schoolchildren, and they study in the most ordinary school. Completely innocent actions turn into incredible adventures for them. They are destined to visit the impassable jungle of the Amazon and taste what the meat of a giant anaconda tastes like. Having accidentally discovered an interplanetary ship in the forest, the guys will meet unknown aliens from distant worlds. In search of the tusk of an ancient mammoth, the heroes of this book will have to go to... the future. The fantasy trilogy includes three stories: “March 33”, “Blue People of the Pink Land”, “Black Light”.