ancient Angkor Angkor-Wat angles appearance approach archaeological archaeology building cambodia color colors colour colours contrast contrasting craftsmanship cultural culture design entrance heritage historical history mixture moat monument old perspectives reflections ruins sculpted shaped stones stonework structure style surfaces temple-complex textured textures tourism weathered window-frames windows ancient-appearance artwork bas-relief buddhism Buddhist cambodian decorative depictions Designs features Hindu Hinduism icon iconic low-relief mural ornamental sculpture stone stone-work temple-complexes temples grass green people tourists trees buildings damp height high jungle lichen mosses structures dancers sepia stairs steps steep