W25th meridian west from WashingtonWBattle of Ash HollowWBertrand (steamboat)WÉtienne de Veniard, Sieur de BourgmontWCabanne's Trading PostWFontenelle's PostWFort Atkinson (Nebraska)WFort KearnyWFort McPherson, NebraskaWFort Mitchell, NebraskaWFort SidneyWGrand Island, NebraskaWGreat American DesertWHudson-Meng Bison KillWIndian Cave State ParkWKansas–Nebraska ActWLean BearWLewis and Clark LandingWLouisiana (New Spain)WLouisiana PurchaseWLouisiana TerritoryWMayhew CabinWMcCanles GangWMissouri TerritoryWNebraska ManWNebraska TerritoryWSecond Dragoon ExpeditionWVillasur expedition