My husband and 2 children (12 and 15) hiked with Josh through the Lamar Valley. We had to adjust our itinerary due to an employee calling in but even that initial bump will not decrease the rating. We saw a bear, wolf cub, eagle, and an awe inspiring herd of bison moving across the valley. We learned a lot, felt safe, and would book again. If you have long hiking pants I suggest wearing them...some of the plants are scratchy.