Mural inside the Presidio San Agustín del Tucson Museum, 196 N. Court Ave., Tucson,
painted in 2007 by Bill Singleton and his sons

As part of the Pima County Natural Resources, Parks and Recreation’s 200th Anniversary of the San Ignacio de la Canoa Land Grant Lecture Series, a presentation by archaeologist Homer Thiel, titled “Life on the Northern Frontier of the Pimería Alta,” will be held on Saturday, March 5, 2022 at Historic Canoa Ranch, 5375 S. I-19 Frontage Road, Green Valley, Arizona (accessible from I-19 Canoa Road Exit 56). This will be held from 10:00 to 11:30 a.m., with a $5 fee per person.

The Presidio San Agustín del Tucson was the northernmost fortress in the Pimería Alta (today’s Arizona and Sonora). Join historical archaeologist Homer Thiel to learn what life was like for the soldiers, civilians, and Native Americans who lived within or next to this Spanish colonial period fort. This program is an indoor lecture. Face masks are mandatory for everyone, regardless of vaccination status.

To register go to For more information contact Yajaira Gray at 520-724-5355 or