1. St. Peter’s Church is a magnificent Baroque-style church located in Vienna, Austria. It was built between 1702 and 1733 by architect Lukas von Hildebrandt. The church is well-known for its stunning interior decoration, ornate frescoes, and beautiful altar. It also has an organ that was played by Mozart in 1783.

2. The church is open to visitors every day from 7:30 am to 8:00 pm. The phone number for St. Peter’s Church is +43 1 535 33 33.

3. There is no admission fee to enter St. Peter’s Church, but a donation of a few euros is appreciated. The church is easily accessible by public transportation, with the nearest U-Bahn station being Stephansplatz. Visitors can also take the tram or bus to the nearby Schwedenplatz stop.