Boundary Expeditions - Bozeman CVB

Boundary Expeditions

PO Box 160250, Big Sky, MT

(888) 948-4337

Welcome to Boundary Expeditions – your adventure outfitter providing safe, exceptional quality river trips on the Middle Fork of the Salmon River in Idaho.

From May to October, we provide 5 night / 6 day Middle Fork rafting trips ranging from 75-100 miles. Experience thrilling Class III+ whitewater rafting, hiking, world-class fishing, pampered camping, delicious cuisine and the highest level of service from our professional guides and staff.


  • Specializing in custom and charter trips
  • Well-appointed camp set ups include oversized tents with cots and thick Paco Pads
  • Smaller groups; higher guide to guest ratio
  • All guides Wilderness First Responder and Swiftwater Rescue trained
  • Locally sourced and organic food whenever possible
  • Fully stocked river bar
  • Only operation with a Big Creek permit – excellent fishing!
  • Hot face towels before meals
  • The comfort of Boundary’s private shuttle to / from the river
  • River flights included on full price trips
  • Optional upgrades to include musicians, masseuse, or yoga instructor