Housed in the Casona Vivanco, a gorgeous 16th-century mansion. Cáceres was a local man who commanded Peruvian troops during the War of the Pacific (1879–83) against Chile. Accordingly, the museum houses maps and military paraphernalia from that period, as well as intriguing retablos (ornamental religious dioramas) and colonial art: check the painting of the Last Supper – with cuy (guinea pig)!