“In every walk with nature, one receives far more than he seeks.” –John Muir How does one write about a national park that is so vast that 90 percent of it is accessible only by foot or horseback? I suppose the best way is to start with the 10 percent where the majority of people visit, where they can enjoy spectacular scenery from walking paths or their cars. Precipice Lake on the Mineral King Loop, High Sierra Trail, Sequoia National Park. Pioneer naturalist John Muir called California’s Sierra Nevada the “Range of Light.” Here, you’ll find 1,350 square miles of grandeur in Sequoia and Kings Canyon National Parks. You’ll also find smaller crowds than at Yosemite to the north. I call...