Geography

Only one permanent river flows through the Sahara. This is the Nile with its tributary, the Blue Nile.

Because the Bering land bridge once connected North America and Asia, many animal and plant species were able to colonize both continents and are found throughout the taiga.

The Caspian Sea is a dumping site of over 1 million cubic meters of sewage annually.

Many native fish species have been extirpated from the lake.

The fertile volcanic soils around Etna favor extensive agriculture, with vineyards and orchards stretching across the lower slopes of the mountain and the plain of Catania to the south.

The term "Bermuda Triangle" first came into existence in 1952 in an article that appeared in the American magazine Fate.

The first year of the volcano's formation was the most intense period of its activity. At that time, a cone 275 m high was formed.

The oldest mummy in the world was found in the Sahara desert, dating from before the founding of the Egyptian state.

The biggest fish ever caught in Montana was white sturgeon.

The surroundings of the lake are rich in valuable deposits of raw materials.