Wine region

Wines of the Tokaj wine-growing region are well known worldwide.

Seas and bays

This animation demonstrates the most important seas and bays.

Sights of the world

A game about sights around the world.

Coenzyme A

An acyl-carrier coenzyme taking part in both anabolic and catabolic processes.

Common blackbird

This animation demonstrates birds' bones and eggs through the example of the common...

Development of freight transport

This animation demonstrates the development of freight transport, from horse-drawn carts...

Hovercraft, SR.N4 Mk.III

Hovercraft are capable of travelling at high speed above the surface of water.

Development of automobiles

Automobiles have evolved a lot since the late 19th century.

Four colour theorem

Colour a map with the fewest number of colours possible, so that no two adjacent regions...

American soldier (World War II)

American soldiers fought in almost all major theatres of World War II.

Persian monarch (5th century BC)

Ancient Persian monarchs were famous for the size of their empire and their wealth.

Arab Caliph (7th century)

Caliphs, considered successors of the Prophet Muhammad, were the most important religious...

Medieval Christian king

Medieval kings were typically depicted sitting on their thrones, wearing a crown and the...

Zulu tribal chief

African tribes have their own distinct cultures.

Church of St John at Kaneo (Ohrid, 13th c.)

The Orthodox church, situated on a picturesque cliff, was named after John the Apostle

Indian maharaja with his wife (18th century)

Maharajas were Hindu rulers of large regions of India.

The castle of Eger (16th century)

The castle of Eger got its final shape and became an important component in the new chain...

Soil pollution

This animation demonstrates the main sources of soil pollution.

Water pollution

The main sources of water pollution are industry, agriculture and urban areas.

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