Arizona America250 Events Calendar
Explore our Arizona America250 Events Calendar, your hub for commemorating America’s 250th anniversary in Arizona. This calendar highlights both signature events hosted by Arizona America250 and community-led events taking place across the state.
If your organization or community is planning an event that aligns with the spirit of America250, we invite you to be part of the celebration. Help us build a vibrant calendar that reflects the richness of Arizona’s past, present, and future. Submitting your event is easy and free!
Let’s make history together. One event at a time.
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Riordan Mansion Special Tour: Historic Milton Walking Tour
May 10 @ 9:00 am - 5:00 pm
May 10, 2026 9-10:30 a.m.
A special 90-minute guided walk covering about two miles from Riordan Mansion to explore the Arizona Lumber and Timber Company property and the town site of Milton. We will look at the buildings that are left and show historic photos of what was once there.
This tour is recommended for ages twelve and older. Space is limited, advanced ticket purchase is required. Cost $22 per person. Tickets can be purchased at https://azstateparks.com/reserve/Activities/ProgramsAndTours.aspx or call 928-779-4395 for additional information and same day availability.
This event is part of Outdoors250, a celebration of America’s 250th anniversary and Arizona’s natural heritage. By participating in this event, you can enter to win Outdoors250 prizes by signing up at AZStateParks.com/Outdoors250.