Day 27 – 9/26 Yellowstone northern loop, Mammoth Springs and Lamar Valley Today is our last full day here, and tomorrow we head to Helena, MT on our way to Glacier. We have ambitious plans today, wake up no later than 8, to leave by 9 and we’ll do the upper loop… Read more → Share this: Share on Pinterest (Opens in new window) Pinterest Share on Facebook (Opens in new window) Facebook Share on WhatsApp (Opens in new window) WhatsApp More Share on X (Opens in new window) X Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print