Geography of the United States York City, and includes the Florida peninsula. Areas further inland feature rolling hills, mountains, and a diverse collection of temperate and subtropical moist and wet forests. The Appalachian Mountains form a line of low mountains separating the eastern seaboard from the Great Lakes and the Mississippi Basin. The five Great Lakes are located in the north-central portion of the country, four of them forming part of the border with Canada, only Lake Michigan situated entirely within United States. The southeast United States, generally stretching from the Ohio River on south, includes a variety of warm temperate and subtropical moist and
Recruit Training Command, Great Lakes, Illinois Recruit Training Command, Great Lakes, Illinois Recruit Training Command, Great Lakes (RTC Great Lakes), is a unit within the United States Navy primarily responsible for conducting the initial orientation and indoctrination of incoming recruits. It is part of Naval Service Training Command, and is located at Naval Station Great Lakes, Illinois. RTC Great Lakes is also commonly referred to as boot camp and recruit training, or RTC. Since the BRAC-directed closures of Recruit Training Commands in Orlando, Florida in 1994 and San Diego, California in 1993, RTC Great Lakes has been the only enlisted basic training location in the U.S.