
1) Region of Missouri
Found on
https://www.crosswordclues.com/clue/boonslick

The Boonslick or Boone`s Lick Country is a cultural region of Missouri along the Missouri River that played an important role in the westward expansion of the United States and the development of Missouri`s statehood in the early nineteenth century. Here, the Santa Fe and Oregon and California trails had their genesis as extensions of the older .....
Found on
http://en.wikipedia.org/wiki/Boonslick
No exact match found.