For veteran expedition kayaker Ben Stookesberry, an Adventurer of the Year who is known for running the world’s wildest whitewater, and up-and-coming Nepali kayaker Surjan Tamang, the original plan was to trek to Everest Base Camp and then check out the Dudh Kosi, a storied yet “tame” river fed from the meltwater of Everest’s infamous Khumbu Icefall and flowing among the giants of the Himalaya. Like all good adventures, things did not go according to plan. And the river was much more than they expected. “I can only describe it as Grand Canyon-size walls with giant Himalayan peaks stacked on top … you begin to feel pretty small on that river,” Ben reflects. Read on for their incredible story.