the 1850s, is one of Alton's most popular ghost hunting sites in the city. The church is supposedly haunted by former pastor Philip Mercer who committed suicide on November 20, 1934, within the church. It was also a popular stop on the Underground Railroad during the Civil War. The Mineral Springs Hotel, located at 301 East Broadway, was opened in 1914 due to the natural spring located on the property. During its heyday, in 1918, Hollywood actress Marie Dressler spoke at the hotel on behalf of the Liberty Loan committee. The hotel closed in 1971 and became an outlet mall in 1978 and has been in operation ever since. It is also considered to be one of the most haunted places in the city, drawing ghosts hunters from all around the U.S. The current owner is Dan Hornsey, who also owns Dan's Upholstery on Broadway. A statue of Robert Pershing Wadlow, the tallest fully documented man in the recorded history of the world. The cable-stayed Clark Bridge (1994). Meeting of the Rivers National Scenic Byway, runs through the city adjacent to its Riverfront Park. Argosy Casino Alton, owned by Penn National Gaming. National Great Rivers Museum includes daily tours of Melvin Price Locks and Dam, the newest and busiest lock and dam complex on the main channel of the Mississippi River. Audubon Center at Riverlands on the south side of the Melvin Price Locks and Dam, includes a small museum and is a well-known spot for birding enthusiasts. Alton Riverfront Amphitheater in Alton's Riverfront Park, has views of the Mississippi River, Clark Bridge and Alton Marina. Education Based on 2006 district data, Alton Community Unit School District 11 enrollment stands at 6,480; the average number of teaching years in the district is 13.5; the high school graduation rate is 97.7%; the elementary pupil-teacher ratio is 18.9; and the secondary pupil-teacher ratio is 22.3. The Alton High School has an award-winning math team and music program. Alton High School offers an honors program. Alton High School is the new public school, complete with a three-court gymnasium and six tennis courts. The Alton Middle School is housed in the old Alton High School complex. Alton Middle School serves grades 6–8. The school is made up of three buildings: the main building, annex, and Olin Building. The Main building is the oldest. It is of architectural interest for its Romanesque design. Alton Middle