There are many good reasons that so many people look forward to visiting Yosemite in May. As the days grow longer and warmer, the Yosemite area comes to life. The waterfalls are at their most impressive, fueled by melting snow in the high country, and singing their songs as they cascade over Yosemite’s granite cliffs. At lower elevations, like Yosemite Valley and Wawona, the flowers are blooming. The often-photographed dogwood...