May Events 26 Commencement 2013 Miller Library Lawn, 10:00 a.m. 29 Bicentennial Tour: Portland, Maine , 6:00 p.m.September Events 12 Bicentennial Tour: London, United Kingdom October Events 1 Bicentennial Tour: Providence, Rhode Island November Events 3 Bicentennial Tour: Los Angeles, California 5 Bicentennial Tour: Dallas, Texas 6 Bicentennial Tour: Houston, Texas View Past Events