Open houses and behind the scenes tours will mark this semester's parents and families weekend. Various Penn State colleges and organizations will be opening their doors today and tomorrow to offer visitors a glimpse into life at Penn State.

Tours of the Nittany Lion Inn, Old Main bell tower, University Creamery, The Palmer Museum of Art and campus bus tours will highlight the weekend.

For a complete listing of the weekend's events, visit the Penn State Alumni Association Web site (http://www.alumni.psu.edu/events/pfday/default.htm).

The public is also invited to the annual open house of the Office of the President, 201 Old Main, from 3 to 4:30 p.m. today.

Penn State President Graham Spanier will be on hand.

Executive Vice President and Provost Rodney Erickson and other administrators will also be in attendance.

The Penn State Magicians will also be making appearances.