Stock photography, photos: A man hiking in front of a waterfal Stock photos of A man hiking in front of a waterfall near Lake Tahoe, CA. Photograph: © William Stevenson Click for a larger image and more information Keywords associated with this stock photo: Backpacking, backpack, backpacker, back country, simplicity, action, energy, adventure, hiking, blur, man, male, solo, silhouette, self reliance, morning, sierra, spring, stream, California, sierras, forest, water, waterfall, vertical, Pres