St. Vitus Cathedral is a gothic-style cathedral located in Prague, Czechia. It serves as the main church of the Archbishop of Prague and is the largest and most important church in the country. Built in the 14th century, the cathedral has undergone several renovations and additions, resulting in a mix of gothic, baroque, and neo-gothic styles. The cathedral's interior is richly decorated with stained glass windows, frescoes, and sculptures, including the Chapel of St. Wenceslaus and the Royal Crypt.