As Aventuras do Pequeno Colombo

Young people Leonardo da Vinci, Christopher Columbus and Mona Lisa participate in a secret society and discover facts ignored by medieval science. Trying to save his family from bankruptcy, Columbus convinces his friends to go with him to an island that, according to legend, is full of treasures. Unfortunately, things are not as simple as they should be and in the middle of the journey are attacked by the inhabitants of the Kingdom of the Sea and the fearsome beast Nautilus. Little Columbus will be forced to use all his ingenuity, while his friends Leo and Mona Lisa will use their inventions and bravery, respectively. The adventure with which the trip began becomes, suddenly, trying to get home alive.