Southeast Idaho High Country
FreeTourism region between Salt Lake City and Yellowstone with hot springs, rivers and hundreds of miles of trails.

Photo: Seacheese234, CC BY-SA 4.0, via Wikimedia Commons. Cropped and resized.
Old Idaho Penitentiary is a sightseeing stop in Boise, ID, part of the Treasure Valley guide. Cost: under $25.
2445 Old Penitentiary Rd · Boise, ID
The Old Idaho Penitentiary held inmates from 1872 until 1973, more than 13,000 over 101 years, behind a 17-foot sandstone wall cut from nearby ridges by the convicts. You can walk the prison yard and cell houses on a self-guided tour, including the solitary block called Siberia and a maximum-security cell house with a built-in gallows. The site also houses the J. Curtis Earl Memorial Exhibit of historic arms and military memorabilia.
The closest stops to Old Idaho Penitentiary, ordered by straight-line distance. A few more like it, plus some different kinds of fun so you can build a full day.
Tourism region between Salt Lake City and Yellowstone with hot springs, rivers and hundreds of miles of trails.
1.4 mi awaySwitch it up: Sport & Outdoor
Walk through a sandstone statehouse with a 208-foot dome, carved marble interiors and self-guided tour booklets.
2.2 mi awayMore like this
A statewide nonprofit that promotes and supports Idaho's groomed snowmobile trail network.
2.2 mi awaySwitch it up: Sport & Outdoor
Alliance of art, history, and nature museums across the Boise, Idaho area.
2.3 mi awayMore like this
Walk, run or bike a tree-lined riverside path that links Boise's parks along both banks of the Boise River.
2.8 mi awaySwitch it up: Sport & Outdoor
Meet live eagles, hawks, falcons, owls and vultures and see California condors at The Peregrine Fund's hilltop headquarters.
7.5 mi awaySwitch it up: Attractions