Watch Where the Yellowstone Goes (2012) : Full Movie Online Free Where the Yellowstone Goes follows a 30-day drift boat journey down the longest undammed river in the contiguous United States. Intimate portraits of locals in both booming cities and dusty, dwindling towns along the Yellowstone River, illustrate the history and controversies surrounding this enigmatic watershed leading to questions about its future. Connect with colorful characters, get lost in the hypnotic cast of a fly rod, and experience silhouetted moments of fireside stories on this heartfelt river adventure.