** FILE ** St. Mark's bell tower overlooks a canal in the Venice Laguna, northern Italy, in this July 5, 2002 file photo. One of Italy's most famous bell towers is in need of rescuing. Authorities in Venice said Wednesday, Jan. 31, 2007, they plan to strengthen the foundations of the city's St. Mark's bell tower, after fissures in its foundations grew over the last 50 years. (AP Photo/Fernando Proietti)