Great Lakes other lakes as "the lower lakes", because they are farther south. Sailors of bulk freighters transferring cargoes from Lake Superior and northern Lake Michigan and Lake Huron to ports on Lake Erie or Ontario commonly refer to the latter as the lower lakes and Lakes Michigan, Huron, and Superior as the upper lakes. This corresponds to thinking of Lakes Erie and Ontario as "down south" and the others as "up north". Vessels sailing north on Lake Michigan are considered "upbound" even though they are sailing toward its effluent current. Lakes Huron and Michigan are sometimes considered a single lake, called
Great Lakes Theater who credits the Great Lakes Theater Festival for beginning his acting career. Great Lakes Theater was formerly known as Great Lakes Theater Festival, which continues to be its legal name. "Festival" was dropped from the classic theater company’s business name to better reflect its September through May season, and programming format. Arthur Lithgow started what was going to be Great Lakes in the 1950s at Antioch College, in Yellow Springs, Ohio. During the few years in Antioch, all of Shakespeare's plays were performed. The company traveled for performances at Stan Hywet Hall in Akron, the Toledo Zoo, and Cuyahoga Falls.