Battle of Kadesh (1285 BC)

The outcome of one of the greatest battles in the history of the ancient East (fought by the Egyptians and Hittites) was indecisive.

Archaeological excavation (pit house)

Large construction sites provide archaeologists searching for artefacts with a great deal of work.

Vertebrate brain evolution

During the evolution of vertebrates the relative development of brain areas has changed.

Soldiers of the American Civil War

The American Civil War was fought between the Confederacy and the Union.

Venus

Venus is the 2nd planet from the Sun, the brightest object on the night sky (after the Moon).

Electric surface transport

Trolleybuses and trams are environment-friendly means of public transport

Pearls

Pearls, often used as gemstones, are the by-products of certain molluscs' protective mechanisms.

Sharks

A group of fish characterised by a cartilaginous skeleton, well-known species include the great white shark and the great hammerhead shark.

Otto Lilienthal’s glider

The German engineer Otto Lilienthal was the first person to make successful flights with a glider designed by himself.

Carbonic acid (H₂CO₃)

Colourless, odourless liquid produced by dissolving carbon dioxide in water.

Evolution of the bicycle

The changing bicycle, at first mocked as a toy, is a true mirror of the technical development over the last three centuries.

Constructing shapes (3D)

Building 3D shapes into a given cube mesh with the help of several views.

Phonograph and gramophone

Edison´s invention records and plays sound from a cylinder, while Berliner´s apparatus uses a disc.

Apatosaurus

Long-necked herbivorous dinosaur with a robust body.

Ziggurat (Ur, 3rd millennium BC)

Ziggurats were typical terraced step pyramids used as temples in ancient Mesopotamia.

Limbic system

The limbic system plays an important role in forming emotions and in learning.

Refugee camp in Africa (Darfur)

Because of the military conflict in Sudan, millions of people had to flee their homes.

Alesia (France, 1st century BC)

The Gaul city Alesia, defended by Vercingetorix, was besieged by the Roman forces of Julius Caesar in 52 BC.

Greek and Macedonian phalanx formation

The phalanx formation was a military formation of the Greek heavy infantry.

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