Big Blue River
Lat/Long: 38.1820095, -86.3288655
Approximately ninety miles long and located in southern Indiana, the Big Blue River (or Blue River) rises in Washington County and flows south southwest, drains part of Harrison County, and enters the Ohio River just about one mile above Leavenworth.
Lippincott's Gazetteer of the World. A Complete Pronouncing Gazetteer or Geographical Dictionary of the World (Philadelphia: J. P. Lippincott, 1880), 253.