NORTHWEST’S LARGEST VINTAGE MOTORCYCLE SHOW

SEPTEMBER 12TH – 13TH, 2026
BOISE, IDAHO (Old Idaho State Penitentiary)

Party at the Pen isn’t just a show — it’s an experience. Set in the Ohio State Reformatory, and the Old Idaho Penitentiary, bringing together vintage motorcycles, cars, art and much more!

AMDC WALL OF DEATH

A vintage live-action thrill show features motorcycle daredevils traveling along a vertical wall performing tricks, fancy riding, and acrobatics

VINTAGE BIKES

The prison yards and cell blocks will be filled to the brim showcasing the very best 60’s and 70’s styled motorcycles

TATTOOS

Some of the best tattoo artists in the country will be tattooing in the Maximum Security Cell Block this year

TIN TYPE PHOTOS

Our renowned 1800s Tin Type Photographer will be onsite taking portraits for you to get some Vintage Pictures in the Pen

VENDORS, FOOD AND BEER and more