culture Naga serpent snake stucco appearance Asian black-&-white cultural dark decoration decorative demon demon-deity design display fancy fearsome features fierce foliage garden greyscale guardian monochrome nagas perspectives plants private religious snakes statuary statue surfaces symbols texture beliefs buddhism cambodia cambodian Cambodian-mythology carved cobra coiled coils common craftsmanship creatures deities deity demi-gods figure frozen heritage Hinduism king-cobra mythological mythology numerological ornamental ornamentation public reptilian reptilian-race sculpted sculpture serpent-figure shaped stone stonework style symbol symbolic symbolism textured textures angles archaeological archaeology artwork Buddhist depictions Designs Hindu historical icon iconic khmer stone-work