town against the Dalton Gang, who unsuccessfully attempted to rob two Coffeyville banks simultaneously on October 5, 1892. Concordia is home of the historic Brown Grand Theatre and Camp Concordia, a World War II Prisoner of war camp. The Debruce Center at the University of Kansas houses the original Rules of Basketball authored by James Naismith Halls of Fame The Greyhound Hall of Fame is located in Abilene. The National Teachers Hall of Fame is located in Emporia. The National Agricultural Center and Hall of Fame is located in Bonner Springs. Geological Big Basin Prairie Preserve contains Big Basin and Little Basin, two large sinkholes which are located in Clark County. Arikaree Breaks are badlands located in Cheyenne County, Kansas. The Cimarron National Grassland, Kansas's largest tract of public land, is located in Morton County. Monument Rocks is a series of chalk arcs and other formations. Kansas also has many other formations of this nature. The chalk formation Castle Rock (Kansas) and nearby badlands, near Quinter, Kansas. Rock City, Kansas Other The Biggest ball of twine, created August 15, 1953, in Cawker City. The Big Well, the world's largest hand dug well, is in Greensburg. Big Brutus, the largest electric strip mining shovel still in existence. On display in West Mineral, Kansas. A replica of Norman Number 1 (supposedly the first oil derrick west of the Mississippi River) and a small museum dedicated to it are located near the chamber of commerce building in Neodesha (located in the eastern end of the town, just before its Main Street merges with U.S. 75). See also List of Registered Historic Places in Kansas List of oldest buildings on Kansas colleges and universities References Lists of landmarks