- Fort Crittenden, originally Camp Crittenden, was a United States Army post built in 1867 three miles from Sonoita, Arizona along Sonoita Creek ... an historical marker marks the spot!
- Fort Buchanan was a US Army post founded in 1856 three miles southwest of present-day Sonoita in Santa Cruz County on the east slope of what is now called Hog Canyon ... at the time, the area was under constant threat from hostile Apaches
- Fort Buchanan was a US Army post founded in 1856 three miles southwest of present-day Sonoita in Santa Cruz County on the east slope of what is now called Hog Canyon ... at the time, the area was under constant threat from hostile Apaches