ancient Angkor Angkor-Wat angles appearance archaeological archaeology buddhism Buddhist building buildings cambodia craftsmanship cultural culture damp decorative design features height heritage high Hindu Hinduism historical history jungle lichen mixture monument mosses old ornamental perspectives sculpted sculpture sepia shaped stones stonework structures style surfaces temple-complex temples textured textures weathered greyscale appearances architectural architecture box-like business-district city city-scapes city-views color colored colors colour coloured colours contemporary contrast contrasting distance distant elements exterior external glass heights high-rise light linear lines modern office-buildings rectangles rectangular reflections skies sky skyscrapers views walls wealth windows business district city scapes city views Hong Kong office buildings