U.S. Route 66 in Kansas U.S. Route 66 in Kansas U.S. Route 66 (US 66, Route 66), the historic east–west US highway between Chicago, Illinois and Santa Monica, California, passed through one brief segment in the southeastern corner of Kansas. It entered the state south of Baxter Springs and continued north until it crossed the Brush Creek, from where it turned east and left the state in Galena. After the decertification of the highway in 1985, this road segment was numbered as US-69 (alternate) from Quapaw, Oklahoma north to Riverton, Kansas and as K-66 (Kansas highway) from Riverton east to Route 66 in Missouri. The
South Australian borders became the SA/CA border. In 1931 North Australia and Central Australia were reunited as the Northern Territory (12 June 1931 - Map). From 1931 26° south once again became the SA/NT border. Marking the South Australian borders on the ground has a fascinating history. "See History of fixing SA/WA border on the ground" The actual West Australian border with the Northern Territory and South Australia, which has been marked on the ground, is not as straight as it looks, with the WA/NT and WA/SA borders being displaced by approximately 127 m due to early survey errors within the limits of