National Geographic : 1950 Oct
)D Z'atii I IIIg. p~i I 4t 43 # oHus iils sB. Cusco's Walls, Inca below and Spanish above, Blend Two Cultures in Stone and Stucco These stout Inca walls, built without mortar, suffered no serious damage in the earthquake of May. 1050. The balconied home of a 17th-century Spanish nobleman stands on the site of the Emperor Roca's palace.