Naval academies are educational institutions that train individuals to become officers in a country's navy. These academies provide a combination of academic education, physical training, and military instruction. Students learn about naval science, engineering, leadership, and tactics, preparing them for various roles within the naval forces. One of the most well-known naval academies is the United States Naval Academy, located in Annapolis, Maryland. Established in 1845, it has a rigorous admission process and offers a four-year program leading to a bachelor's degree. Graduates typically serve in the U.S. Navy or Marine Corps as commissioned officers.