Rabbitbrush Rambler: Mosca Pass or Robidoux Pass? Part II
By: Virginia Simmons
Updated: 6 years ago / Posted Oct 10, 2017
Throughout the 1830s and in the early 1840s, travel increased through this pass. What Spanish-speaking settlers had long called “Mosca,” but traders and trappers began to call it “Robidoux Pass” as they were using it to access Fort Uncompahgre and others places farther west.