Emperor Norton's Fantastic San Francisco Time Machine is a lively, informative, and entertaining walking tour of historic San Francisco led by Emperor Norton I, Emperor of the United States and Protector of Mexico. The tours last approximately hours and is two miles long. Emperor Norton's Fantastic San Francisco Time Machine departs Thursdays & Saturdays at 11 a.m. and 2:30 p.m. from Union Square. Advance reservations requested. Subject to availability. Learn the fascinating stories behind: Emperor Norton, the man and the myths • Union Square • The St. Francis Hotel • Maiden Lane • Lotta's Fountain • The 1906 earthquake and fire • Bummer & Lazarus • The Palace Hotel • Jackson Square • The Barbary Coast • Portsmouth Square • and much more!