inca wall in saqsaywaman, peru, south america. example of polygonal masonry. the famous 32 angles stone

america ancient and archaeological architecture artifact block brick building buildings civilization construction craft culture cusco cuzco famous fortress hiking historical inca jigsaw landmark landmarks landscape locations lost magic masonry monuments multi mystic old oulder perfect peru place polygonal pursuit recreational rock ruin sacred saqsaywaman sided south stone stonework texture tourism travel unesco wall