Megacities is a documentary about the slums of four different metropolitan cities.

Working men and women leave through the main gate of the Lumière factory in Lyon, France. Filmed on 22 March 1895, it is often referred to as the first real motion picture ever made, although Louis Le Prince's 1888 Roundhay Garden Scene pre-dated it by seven years.  Three separate versions of this film exist, which differ from one another in numerous ways. The first version features a carriage drawn by one horse, while in the second version the carriage is drawn by two horses, and there is no carriage at all in the third version. The clothing style is also different between the three versions, demonstrating the different seasons in which each was filmed. This film was made in the 35 mm format with an aspect ratio of 1.33:1, and at a speed of 16 frames per second. At that rate, the 17 meters of film length provided a duration of 46 seconds, holding a total of 800 frames.

Worldy renowned for his masterpiece The Housemaid (1960), Kim Ki-young debuts with his first short film I Am a Truck (1953), which was sponsored by UN and made a year after the armistice of the Korean War. This film is a fascinating glimpse into the mind of a soon-to-be powerful auteur and influential filmmaker in the post-war Korean cinema, if not the whole history of Korean cinema.

The high consumption of snacks and sweets in Germany keeps producers on their toes. In Viersen, consumer giant Mars produces 10 million cookie chocolate bars every day-and each of them must look and taste absolutely identical. In Erdmannhausen, snack pretzels are produced in the first Württemberg pretzel factory, Huober. And the Lübeck-based marzipan manufacturer Niederegger wants to use traditional production processes to produce what it claims is the best marzipan in the world.

Jana Beller won the TV show „Germany's Next Top Model“ in 2011. Today she is a businesswoman and runs two branches in Bochum of one of the most modern backshop chains in Europe. Model measurements and pastries - does that fit together? And how! The young entrepreneur gives insights into the business of sweet and salty snacks. Shock-frozen, the breads and desserts are delivered from a central production to the individual shops and sold to hungry walk-in customers.

The sights and sounds of a kimchi factory in Vietnam.

Take a closer look behind the processes of six different traditional Christmas items: Christmas Trees, Brussel Sprouts, Chocolate, Tinsel, Christmas Jumpers and Christmas Puddings!

In Portugal, the daily life of a bronze foundry, specialized in the semi-industrial production of spare parts for the naval field, is compared with the freedom of spirit characterizing the "pottery of monsters" on a village square where everyone gathers.