Located on the north side of the Plaza de Armas.
Its construction started in 1540, the same year that the city of Arequipa was founded, it was built in ashlars (volcanic stone) and brick vaults, reflecting an eclectic style that encompasses the current neoclassical, neo-Renaissance and Gothic.
Throughout its history was destroyed by fire, earthquakes and volcanic explosions. Being restored after each destruction, the last in 2001.
The facade boasts two bronze medallions symbol of Peru Bolivian confederation.
It has three great covers and inside features a marble altar made of Carrara Italy by Filippo Moratilla, The carved pulpit Rigot French master's work.
Attractions of the museum of the cathedral:
The museum consists of a room called Treasures of the Cathedral, where visitors can admire a collection of custody, crowns and other liturgical objects of artistic and technical quality of jewelry.
The room ornaments, cloths and other religious objects displayed ecclesiastical vestments, some of which are no longer used in current liturgies.
In room Republic religious, paintings are exhibited. Five works of the tacneño painter Francisco Laso, this environment is complemented by information panels that tell the history of the art of painting in Peru in the Colonial and Republican.
Attendance at the museum is open Monday to Saturday from 10:00 to 17:00 hours.