U.S. Route 69 in Kansas U.S. Route 69 in Kansas U.S. Route 69 (or US-69) is a major north-south U.S. Highway that runs from Port Arthur, Texas to Albert Lea, Minnesota. In Kansas, the highway runs in the far eastern part of the state, usually within 5 miles of the Missouri state line. Most of the highway north of Fort Scott runs as a freeway. US-69 enters Kansas just north of Miami, Oklahoma. The highway crosses US-166 west of Treece before beginning an overlap US-160 in Columbus. US-400 joins the overlap in Crestline, before the two highways leave near Pittsburg. US-69 travels north to Fort
Geology of Kansas Geology of Kansas The Geology of Kansas encompasses the geologic history of the US state of Kansas and the present-day rock and soil that is exposed there. Rock that crops out in Kansas was formed during the Phanerozoic eon, which consists of three geologic eras: the Paleozoic, Mesozoic and Cenozoic. Paleozoic rocks at the surface in Kansas are primarily from the Mississippian, Pennsylvanian and Permian periods. The oldest rocks at the surface in Kansas are Mississippian rocks that consist of limestones, shale, dolomite, chert, sandstones and siltstones. The Mississippian consisted of an environment similar to what we see today. Fast