Who was the first to prove the unity of the World Ocean in practice?

A Spanish expedition under the command of Ferdinand Magellan, she made the first round the world trip and proved that the earth is spherical and there is a world ocean.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.