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This animation demonstrates the construction of a fire engine.
The Gaul city Alesia, defended by Vercingetorix, was besieged by the Roman forces of Julius Caesar in 52 BC.
Based on their life cycle, insects can be grouped into three categories: ametabolous, hemimetabolous or holometabolous insects.
The poisonous bite of the Chilean recluse spider poses a serious threat to human health.
The emergency landing of the pilot appears in the frame story of Antoine de Saint-Exupéry´s most famous novel, The Little Prince.
A beehive tomb on the site of the ancient city of Mycenae, attributed to the legendary king.
Because of the military conflict in Sudan, millions of people had to flee their homes.
This animation demonstrates the most important equipment of ambulance cars.
The Tower of Hanoi is a mathematical puzzle.
Direct action pumps and suction pumps are among the simplest water pumps.
Threshing machines are used for separating grains from straw.
The excellent archers were feared members of the Persian army
A brick castle in South-East Hungary; its oldest parts were probably built in the late 14th century.
Saving energy and protecting the environment are important factors in the design of modern office buildings.
Otters are semi-aquatic predatory mammals.
A pilgrimage chapel designed by the French architect Le Corbusier, one of the greatest architects of the 20th century.
One of the most beautiful Art Nouveau buildings in Hungary.
Central European farmhouses in the 19th century had characteristic interior and exterior.
Hans Christian Andersen´s legendary character comes to life in a diorama.
The Global Positioning System consists of 24 satellites but only 4 have to be visible for positioning.