Santa Cruz County is located the southernmost central part of Arizona, bordering Mexico and serving as the gateway to North America's most important port of entry, Nogales, Sonora, Mexico. While one of the state's smallest counties, Santa Cruz County is also one of Arizona's most diverse and interesting destinations, offering an eclectic blend of history, culture, art, recreation, shopping, cuisine and entertainment in a beautiful and relaxing setting.

The Juan Bautista de Anza National Historic Trail starts here. Anza began recruiting settlers and soldiers in the Spring of 1775. They assembled in San Miguel de Horcasitas (now in Mexico) and departed on September 29, 1775, heading north. The final assembly was at Tubac Presidio, where they left Spanish civilization behind and traveled 890 miles to Monterey, California.

Ghost towns are a long-time favorite attraction in Arizona. Visitors to the Ghost Towns listed below should pay careful attention to personal safety and the preservation of the ghost towns. Entering old ghost town buildings is both dangerous and illegal.

At Huachuca in 1918, the men of the 10th Cavalry had time to reflect on the events in Europe and waited anxiously to learn if they were to get in on the fighting. But they were required on the border, a place at that time that was thought to be subject to attack from Mexicans instigated by German agents. The threat from south of the border appeared to be real and intelligence reports on German activities there were received in number.