Humboldt refers to several notable figures and places, most prominently Alexander von Humboldt, a German naturalist and explorer of the late 18th and early 19th centuries. He is known for his extensive research in geography, ecology, and the interconnectedness of nature. His work laid the foundation for modern environmental science and inspired many future scientists. Additionally, Humboldt is associated with various locations, such as Humboldt County in California, known for its redwood forests and coastal beauty. The name is also linked to institutions like Humboldt University in Berlin, which has a rich history in education and research.