What is st peter cathedral rockford il?

St. Peter Cathedral is a Roman Catholic cathedral located in Rockford, Illinois. It was built in the late 19th century and serves as the mother church of the Rockford Diocese. The cathedral features a combination of Gothic Revival and Romanesque architecture and includes stained glass windows, intricate wood carvings, and a marble altar. The cathedral's nave can seat up to 1,200 people. St. Peter Cathedral has been listed on the National Register of Historic Places since 1980. It is a popular site for weddings and other religious events.