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 per person (or 2 for $25). Enter Code TWI25 for 2 for $25 pricing.

Idaho State Historical Society Members receive free admission to Twilight Tours! Not a Member? Learn more and become a Member at https://history.idaho.gov/membership/.

This event is recommended to guests 13 and older due to mature content and site safety precautions. Self-Guided admission is available, along with Guided Tours every half hour between 7:30 and 10:00. Purchase 7:00 pm tickets for Self-Guided admission, or buy admission at the door.

Doors open for Self-Guided Tours at 7:00 pm (guests can arrive any time between 7:00 pm and 10:00 pm last admission).

7:30, 8:00, 8:30, 9:00, 9:30 and 10:00 Guided Tours (limited to only 25 participants each, first come, first served). Tickets for Guided Tours at the door may be limited.

Note: Please print or save your receipt confirmation for use as your event admission ticket. Old Idaho Penitentiary event tickets are nonrefundable and non-transferable.