Vladimir Alenikov is a famous writer, film director and poet-translator. His books about Petrov and Vasechkin, as well as the films based on them, have long become classics, beloved by children of several generations. Alenikov’s new book, “The Adventures of Petrov and Vasechkin in Colombia,” is a sequel to his previous books: “Petrov and Vasechkin in the Country of Ergonia” and "Petrov and Vasechkin in Africa." This time, bosom friends Petrov and Vasechkin, as well as, of course, their idol and classmate - beauty, athlete and excellent student Masha Startseva - are going to Colombia, to the International Mathematics Olympiad. How lucky it is that a real map of treasures, which are buried in Colombia, falls into Vasechkin’s hands! But while the guys are dreaming of finding the treasure, it turns out that they are not the only ones who know about the existence of the map... Will our heroes be able to overcome all the dangers and obstacles this time, save the kidnapped Masha and get out of their misadventures unharmed? Readers will again be treated to an exciting story, told with the author’s characteristic humor, in which all three famous characters will again have to use their best qualities.