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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Winter Solstice Night Hike
December 21, 2025 @ 6:00 pm - 7:30 pm
Celebrate the Winter Solstice and watch the stars sparkle over the Catalina Mountains on the longest night of the year from the Nature Trail (one-mile)!
Learn about nocturnal animals and enjoy a constellation tour featuring a variety of cultures and astronomy facts. Please bring a flashlight and a jacket.
Caution: The hike begins and ends on a steep hill with slippery gravel. Meet at the Trailhead Picnic Area. Limited to 40 people (Age 5+): Registration Required.