Sedalia is a city located approximately 30 miles south of the Missouri River and, as the county seat of Pettis County, Missouri, United States, it is the principal city of the Sedalia Micropolitan Statistical Area. As of the 2020 census, the city had a total population of 21,725. Sedalia is also the location of the Missouri State Fair and the Scott Joplin Ragtime Festival. U.S. Routes 50 and 65 intersect in the city.

The Katy Trail State Park is a state park in the U.S. state of Missouri that contains the Katy Trail, the country's longest continuous recreational rail trail. It runs 240 miles (390 km), largely along the northern bank of the Missouri River, in the right-of-way of the former Missouri–Kansas–Texas Railroad. Open year-round from sunrise to sunset, it serves hikers, joggers, and cyclists. Its hard, flat surface is of "limestone pug".