ancient Angkor angles appearance archaeological archaeology Bayon buddhism Buddhist cambodia craftsmanship cultural culture damp decorative design features height heritage high Hindu Hinduism historical history jungle lichen mixture monument mosses old ornamental perspectives pool reflections reflective sculpted sculpture shaped statuary statues stones stonework style surfaces temple-complex temples textured textures water weathered Angkor-Wat building buildings shadows structures sunshine ceiling colonnade columns cover covered dark historic light open-sided pathway pavement paving pedestrian perspective pillars posts secure security shade shadow shelter strength strong structure sunlight support view views walking walkway face faces