Celebrate 250+ years of Tucson with us and enjoy FREE admission to the Arizona History Museum, Tucson on August 23, 2025! Open 10 a.m. to 3 p.m., get out of the summer HEAT and enjoy walking through our COOL museum. Part of the All Things Tucson 250+ Celebration

Afterwards, you can spend the evening at the Presidio San Agustín del Tucson Museum to continue the celebration from 6:00 p.m. to 10:00 p.m.