Celebrating 13 years of Treefort Music Fest in Downtown Boise, Idaho | March 26-30, 2025. For the Treefort superfan, the Zipline pass is the way to go. These passes allow you to skip the line at any music venue for quick access and the ability to bop between venues throughout the fest. Purchasing a 5-Day Zipline Fest Pass grants you full festival access (all venues + Main Stage) to all five days of Treefort Music Fest + all fort programming, excluding dinners and other specialty ticketed events...