Historic Boulder, Inc., is hosting a series of walking tours at CU-Boulder through Sept. 12 in an effort to reveal campus history to the public. The route includes campus notables such as Macky Auditorium, Norlin Library, Old Main and the University Memorial Center. The tours offer a scenic interpretive walk across Varsity Lake Bridge on the northwest corner of campus, a taste of Shakespeare at the Mary Rippon Outdoor Theater, visits to the WomenÂ’s Cottage and Temporary Building No. 1, and an informative stop at Sewall HallÂ’s famous Lions Fountain.