Chicago "L" 2014, the "L" had an average of 752,734 passenger boardings each weekday, 486,267 each Saturday, and 359,777 each Sunday. In a 2005 poll, "Chicago Tribune" readers voted it one of the "seven wonders of Chicago", behind the lakefront and Wrigley Field, but ahead of Willis Tower (formerly the Sears Tower), the Water Tower, the University of Chicago, and the Museum of Science and Industry. The first "L", the Chicago and South Side Rapid Transit Railroad, began revenue service on June 6, 1892, when a steam locomotive pulling four wooden coaches, carrying more than a couple of dozen people, departed the
Chase Tower (Chicago) and Monroe streets. Before the building was constructed, the Morrison Hotel, on its former site, was demolished in 1965. The building first opened in 1969 as First National Plaza. When constructed, it was the headquarters of First Chicago Corporation. In 1998, it became the headquarters for Bank One Corporation, and accordingly it was renamed Bank One Tower, The current name dates from October 24, 2005, after Bank One merged with Chase. Chase's retail bank division is based in the tower. Since May 2005 the National Public Radio show "Wait Wait... Don't Tell Me!" is taped on Thursday nights before a