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From the 3rd century BC, when the Greek mathematician Eratosthenes made his measurements, during the nineteen centuries it was believed that the Earths form is a ball. Only in the 17th century it became clear that gravity in Cayenne in French Guiana was different from gravity in Paris. And then Newton suggested that the form...

It is known that the fifth continent Australia was opened by the Dutch seafarer Willem Jansson in 1606. In 1644, New Holland was explored by Abel Tasman along the northern and northwestern coast. Due to the unusual climate, New Holland has not been inhabited for a long time. In 1770, James Cook...

In France, in Brittany, there are sounding stones Guild. They all consist of an amphibole. The length of the largest of the sounding stones is 6,5 meters, and in the girth it has 7 meters, so the approximate weight is about 75 tons. When striking about this stone, he publishes sound, similar to a ringing a large bell, in the tone...

The Atlantic Ocean is the second largest of all the oceans on Earth. The name comes from the well-known in ancient Greece myth about Atlanta, a titan holding on its shoulders the celestial vault at the extreme western point of the Mediterranean. It extends in the meridional direction from north to south from the Arctic Ocean to the Southern...

Once the fishermen of the Lebanese city of Tripoli discovered in the Mediterranean Sea, sources of fresh water, 500 m from the shore, and so cold that the fish that accidentally gets here immediately die. Where do these sources of fresh and cold water come from, no one knew. This unusual phenomenon was called the "Lebanese miracle"...

To get out of the Atlantic Ocean in the Indian Ocean can be done in two ways. One is around Africa. This is the path of the cruel and fearless Portuguese navigator Vasco da Gama. The other way is shorter: through Gibraltar to the Mediterranean Sea, further through the Suez Canal, the Red Sea and the Bab-El-Manuel Straits...