The Cathedral of Saint Peter of Alcantara is a prominent Roman Catholic cathedral located in Petrópolis, Brazil. It was built in the 19th century and is known for its stunning neo-Gothic architecture, featuring pointed arches, intricate stained glass windows, and a striking bell tower. The cathedral serves as the seat of the Archdiocese of Petrópolis. Inside, the cathedral houses several important religious artifacts and artworks, including a beautiful altar and statues of saints. The cathedral is not only a place of worship but also a significant historical landmark, attracting both locals and tourists who admire its architectural beauty and serene atmosphere.