The Suez Canal
The Suez Canal is an artificial waterway connecting the Red Sea and the Mediterranean Sea.
This animation explains the technology of shale gas extraction.
Space probes and Mars rovers examine the structure of Mars and possible traces of life.
Raw iron is produced from iron ore in iron smelters.
Farming consists of special agricultural activities.
As opposed to opencast mines, in underground mines the layers covering coal are not...
A Kelet-Afrikai Nagy hasadékvölgy környékén ma is élnek vándorló, nomád pásztorok.
Machinery that pumps crude oil to the surface
The population pyramid is a representation of the age and gender composition of a given country.