Mining is an important sector of the economy but it can cause irreversible damage to the environment.
Pines are conifer trees characteristic of the taiga. The timber of pine trees is a popular raw material in the furniture industry.
Electric current of small voltage can be created by using fruit, similarly to the Daniell cell.
When designing a neo-Gothic church building, architects are inspired by Gothic elements.
Socialist realism was the official style of art in the Soviet Union and the communist Eastern Bloc.
The climatic snow line is the point above which snow and ice cover the ground throughout the year. The actual snow line may seasonally be significantly lower.
Prolonged war is a great burden both for military personnel and civilians.
The establishment of Stalin’s dictatorial regime and its consequences.
The closest relative of cattle that has become almost extinct. They used to live in the prairies, today they can only be found in several national parks.
This species is an excellent example for symbiosis. Living together with sea anemones they keep predators away.
Let's visit Prague, the capital of the Czech Republic and learn about its sights and the world famous Czech beer.
Blueberries are a popular ingredient of jams, fruit soups or fruit salads, cake toppings or fillings.
One of the most visited regions of Romania renowned for its numerous medieval buildings, church buildings, monuments and natural beauties.
Metro is an indispensable way of public transport in a metropolis. It is the fastest way to reach one’s destination within the city.
The rolling highway (Rollende Landstrasse) is an environmental friendly way of transport where lorries are transported by trains.
After the first oil crisis in 1973, trolleybuses gained popularity in urban transport systems since their operation does not depend on the price of crude oil.
Buttes keep the evidence of previous volcanic activities. Their material is mainly of basalt. Their shape can often be coffin-like, or flat on top with a...
This video is about the taiga stretching throughout the northern regions, characterised by coniferous forests, cool climate and sparse population.
Many remains of buildings are still visible in almost all provinces of the ancient Roman Empire. Excavation work is still going on today.
Mining is a crucially important industry, but its long-term consequences, for example the destruction of the landscape, are often ignored.