America's 250th [1]
Our Initiatives [2]
Our American Story
Our American Story
Our nationwide initiative to preserve the voices of everyday Americans and collect the largest audiovisual archive of American stories ever created.
- Learn More
- Nominate a Story
America’s Field Trip
America’s Field Trip
A multi-year contest for students in grades 3-12 to submit artwork and essays for the chance to earn unique experiences at iconic American sites.
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America Gives
America Gives
Help us make the Semiquincentennial a record setting year of volunteer service.
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See more ways to get involved
About America250
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The Latest [5]

America's 250th [1]
Our Initiatives [2]
Our American Story
Our American Story
Our nationwide initiative to preserve the voices of everyday Americans and collect the largest audiovisual archive of American stories ever created.
- Learn More
- Nominate a Story
America’s Field Trip
America’s Field Trip
A multi-year contest for students in grades 3-12 to submit artwork and essays for the chance to earn unique experiences at iconic American sites.
- Learn More
- 2025 Awardees
America Gives
America Gives
Help us make the Semiquincentennial a record setting year of volunteer service.
- Individual Pledge
- Group Pledge
See more ways to get involved
About America250
Our Partners
The Latest [5]

Aug 1, 2026

Mile High 150 Expo

Commemorative Air Force Mile High Wing

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Rocky Mountain Metropolitan Airport
11755 Airport Way
Broomfield, Colorado 80021
See website for details

Celebrate 150 years of Colorado statehood with an experience you'll feel in your chest and remember for a lifetime. Mile High 150 Expo brings festival energy on the ground and aviation power in the sky, starting on Friday, July 31 with a Gala like no other, and continuing with music, aerial acts and static displays on Colorado Day, Saturday, August 1, 2026, at Rocky Mountain Metropolitan Airport in Broomfield.