ancient Angkor Angkor-Wat angles appearance archaeological archaeology artwork bas-relief buddhism Buddhist cambodia cambodian craftsmanship cultural culture dancers dancing decorative depictions Designs features figurines frieze grainy heritage Hindu Hinduism historical history icon iconic low-relief monument ornamental perspectives rough sculpted sculpture shaped stone stonework style surfaces temple-complex temples textured textures weathered abstract background barrier bolders boulders color colour constructed cover covered fitted fitting large limestone local-stone mortar mound random randomly-coursed retaining-rocks rocks rocky rugged secure security shade shadows shapes sharp solid stone-walled stones strength strong sunlight sunshine surface surfaced texture uneven variations variety battle Battles carved epic stories walls wars