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May 2025

Dennis the Cat Day

Join the Old Idaho Penitentiary on a Summer Saturday afternoon and discover the story of the Penitentiary’s historic animal mascot, Dennis the black and white tuxedo cat, during our fifth […]
24 May
12:00 pm - 5:00 pm
Old Idaho Penitentiary
2445 Old Penitentiary Rd., Boise, ID, 83712
June 2025

2025 Esto Perpetua Awards Ceremony

The 2025 Esto Perpetua Awards will be presented by the Idaho State Historical Society (ISHS) on June 5, 2025, at a special ceremony held at the Idaho State Museum in Boise, Idaho. These awards celebrate […]
05 Jun
5:30 pm - 7:30 pm
Idaho State Museum
610 Julia Davis Dr., Boise, ID, 83702

Twilight Tours 2025

Enjoy a summer evening exploring the historic Old Idaho Penitentiary. Twilight Tours are Friday, June 13 and 27, 7:00 pm – 11:00 pm (last admission 10:00 pm). Admission is $16 […]
13 Jun
7:00 am - 11:00 pm
Old Idaho Penitentiary
2445 Old Penitentiary Rd., Boise, ID, 83712
July 2025
No event found!
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