Land reclamation in the Netherlands, 17th century

Inhabitants of the northern part of the Netherlands have successfully fought the sea...

Voyager space probes

The Voyager space probes were the first man-made objects to leave the Solar System. They...

Space Shuttle

The Space Shuttle was a manned, reusable spacecraft operated by NASA.

Electricity supply network

The purpose of the electricity supply network is to provide electricity for consumers.

Great Mosque of Djenné (1907)

The mosque, built in a distinctive architectural style, is the largest adobe structure in...

Carbonic acid (H₂CO₃)

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

Thermometers

There are various types of instruments used for measuring temperature.

Rimac Concept One

Rimac Automobili's first model is known as the world's fastest production electric vehicle.

The Zuiderzee Works and the Delta Works (Netherlands)

Remarkable civil engineering works to continue the Netherland's centuries-long fight...

Inca warrior (15th century)

The Incas´ rudimentary weapons were inadequate in their struggle against the Spanish...

El Niño

A periodic climate pattern that occurs across the tropical Pacific Ocean every five years.

Administrative divisions of the Netherlands

This animation presents the provinces and provincial capitals of the Netherlands.

Regular square pyramid

A regular square pyramid is a right pyramid with a square base and four triangular faces.

Megalithic cultures in Europe

Structures consisting of enormous stone blocks, dating back thousands of years, are...

Waterfalls

Waterfalls form where a river flows over a steep precipice in its course.

Pula Arena (Pula, 1st century)

The Pula Arena, located in present-day Croatia, was one of the largest Roman...

Surface tension

Surface tension is the property of a liquid that allows it to obtain the smallest surface...

Hussite wagon fort

The Hussites mastered the use of war wagons in the 15th century.

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