As a co-founder of geography as an empirical science, the scientist and humanist is one of the most important personalities in the natural sciences. In order to explore the interrelationships between the environment and living beings, he undertook several research trips. However, he achieved extraordinary popularity, especially with his views on nature and the cosmos. Alexander von Humboldt continued to conduct scientific field research in the areas of physics, chemistry, geology, mineralogy, volcanology (overcoming Neptunism), botany (he founded plant geography), zoology, climatology (isotherms), oceanography and astronomy, but also on questions of economic geography , ethnology and demography. His trip to Latin America gave him the name of "the second scientific discoverer of America"...