Geography

Today, the waters of Lake Huron and Lake Michigan are filtered because of the invasive quagga mussels that live there. Thus, both lakes surpass Lake Superior in clarity.

The 9-month expedition began at the source of the Nile in Burundi. Explorers covered about 6 800 km (4 225 mi) before reaching the mouth at the Mediterranean Sea.

In 1832, when it was taken from Spanish possession, it became the property of the Republic of Ecuado ...

Since it does not rain there, clouds do not form, the sky is clear. The absence of clouds also resul ...

To the north it is bounded by the Atlas Mountains and the Mediterranean coast. In the south, it borders a geographical region called the Sahel.

The Amazon Reef is one of the world’s largest reef systems. It contains 73 species of fish, over 60 species of sponge, and a wide range of starfish and corals, including staghorn corals.

Initially, it was called the Hume River.

The largest population center was north of present-day Aswan. Ancient Egyptians sang a hymn to the Nile, thanking the river for being and bestowing wealth on their country.

There are therefore more than twice as many Europeans as inhabitants of the USA, and almost half as many as inhabitants of Africa, India, or China.