At Fort Huachuca off AZ Hwy. 90. Moderate hiking trails get you up close and personal with a wide array of native and migratory birds. 800-288-3861. Please note: Fort Huachuca is an active military installation. Visitor passes are available at the front gate with a valid drivers license, vehicle registration and proof of vehicle insurance or rental agreement. All passengers 13 and older must also have photo IDs. Fort Huachuca is occasionally closed for maneuvers. Current U.S. Army regulations stipulate that all US citizens with proper identification and documentation may visit the Fort. However, international visitors are not permitted access, unless they are sponsored and escorted by authorized personnel.