Challenge

One class of school children from a small village make the trip to Zagreb. One of the boys gets sick and the class is forced to go home. During their journey the train gets stuck in a snowstorm.

A group of children discover the new continent of the world, uninhabited by adults. Soon, many other children are joining them in that new paradise, leaving their parents and other adults baffled on all remaining continents.

Maciste travels to Egypt, where he leads a revolt against an evil queen. In Son of Samson, Maciste (Mark Forrest) -- scion of the famed muscleman -- travels to the Egyptian city of Tanis to checkmate villainous Queen Smedes (Chelo Alonso), who's persecuting the citizenry.

The Prague Grand Orchestra travels by train to a music festival in Yugoslavia. Only the singer Sona Klánová missed the departure. In the meantime, she managed to buy a ticket to Belgrade at the air-terminal from Mrs Navrátilová, who couldn't make the trip. In the meantime, the orchestra conductor is beside himself with despair. He phoned to Prague from the border, and when he realized that Sona had left her house in a taxi, he thought that she would catch up with them by the road. The orchestra delayed the train's departure with an improvised concert for the custom officers and the passengers.

In the last days of WW2 two children from former Yugoslavia manage to escape a Nazi concentration camp. They begin a long and dangerous journey home.

After the war, a Yugoslav army captain, Vladimir, is in charge of suppressing armed supporters of the former king's regime, led by major Momir. After Vladimir's best friend is killed, he joins the rebels pretending to be one of the king's supporters. However, one of Momir's supporters, a man who harbors rebels, has an attractive daughter who is engaged to marry Momir. She knows that Vladimir is an officer of the Yugoslav army, because she has seen him wearing a Yugoslav uniform. Vladimir fears that she might betray him.

During a summer holiday, two boys discover an anti-gravity cannon in an old attic.