food
Dennis the Cat Day 2026
2026-05-23 · 17:00:00 · Old Idaho Penitentiary · $12
Dennis the Cat Day 2026 is happening at the Old Idaho Penitentiary from 12–5pm (last admission 4pm). The sixth annual celebration of the penitentiary’s historic tuxedo cat mascot features history presentations, a scavenger hunt, food trucks, beer, and local vendors. Tix are $12.