When it opened in 1875, the Palace Hotel was the world’s largest and most costly. This year marks the grand dame’s 150th anniversary. Like much of San Francisco, it has survived some reinvention. Although the 1906 earthquake and fire decimated the original building, the Palace reopened more beautiful than before in 1909. --- In the nearly century-and-a-quarter that’s followed, the Palace has frequently been at the center of local—and national—history, with a number of major events t...