Tackle the northbound half of the John Muir Trail set in California's stunning Sierra Nevada, beginning at Lake Florence and ending in Yosemite National Park's beautiful Tuolumne Meadows. Traverse mountain passes through several protected zones, including the Ansel Adams and John Muir Wilderness areas—totaling 103 miles through dazzling scenery of 13,000-foot peaks, countless lakes, huge granite walls, and rich meadows. The hiking is tough but you'll travel light, as the trip is fully aided by mule support and expert MT Sobek guides who share local legends.