2 ResultsMost relevantNorthwest trip Ended...Falls Id , Lost River valley in ID was next and a short drive through the Craters of the Moon NM. The last stop was the Big Wood River/Ketchum Id. We were going to finish with 5 days on the P...Trip Report: WA to Yellowstone/Grand Teton NPs and back....ut with wetsuits, it was still a lot of fun. We ate lunch in Jackson, then hit the road headed for Idaho Falls, ID. We made the naive choice to go over Teton Pass (10% grade for 4 miles). My truck h...