Fort D'Orleans was erected by French explorer Étienne de Veniard, Sieur de Bourgmont which is believed to have been at the mouth of the Grand on Missouri River in 1723 (the French named the river "La Grande Riviére").Kansas - A Cyclopedia of State History, Embracing Events, Institutions, Industries, Counties, Cities, Towns, Prominent Persons, Etc. , Edited by Frank W. Blackmart, 1912 The fort was abandoned in 1726 and has been obliterated by floods.
