Yosemite National Park unified Yosemite National Park. In May 1903, President Theodore Roosevelt camped with Muir near Glacier Point for three days. On that trip, Muir convinced Roosevelt to take control of Yosemite Valley and Mariposa Grove away from California and return it to the federal government. In 1906, Roosevelt signed a bill that did precisely that. The National Park Service was formed in 1916, and Yosemite was transferred to that agency's jurisdiction. Tuolumne Meadows Lodge, Tioga Pass Road, and campgrounds at Tenaya and Merced lakes were also completed in 1916. Automobiles started to enter the park in ever-increasing numbers following the construction
Yosemite Firefall the Yosemite Park and Curry Company under the direction of the Curry family. YPCC continued to be the concessionaire of Yosemite National Park until 1993 (Although the YPCC has been owned by various corporations in recent decades, the name remained unchanged). During World War II the Firefall was discontinued. Some people in both the National Park Service and the Yosemite Park and Curry Company hoped that it would not be continued after the war. The NPS considered it an unnatural event in a natural area, and the task of presenting the Firefall each night was burdensome to YPCC. Employees drove