Saint Peter's Catholic Church is located in the old town of Vienna, and is considered the most beautiful of the Baroque churches in it, surrounded by buildings dating back to the period between the eighteenth and nineteenth centuries, and distinguished by the unique blue dome of its kind, but from the inside it is filled with decorations and ancient bronze statues that tell the history and heritage The church is the second oldest church in the city and was built between 1701 and 1733.