ancient Angkor Angkor-Wat angles appearance approach archaeological archaeology cambodia color colors colour colours contrast contrasting craftsmanship cultural culture design entrance heritage historical history mixture moat monument old paved pavement paving perspectives reflections shaped stones stonework style surfaces temple-complex textured textures walkway water weathered abstract angled background blocks bricks colorful colourful concrete Designs detailed detailing distinctive fit fitted fitting footpath gray grey grooves ground interlock interlocked interlocking level light path pattern patterned patterns pavers paving-bricks rough shapes surface bridge cool exercise grass grassed area lawns leisure lighting lights outdoors park peaceful pedestrians public park recreation recreational area relaxing ripples rippling river river views riverside seating seats serene serenity sunlight sunshine tranquil trees walking waterways crazy-paving gaps haphazard hard-surface hard-surfacing irregular mortar size Sizes smooth uneven contained cooling display enclosed feature flow flowing fountain fountains greenery levels movement moving outdoor plants pool regularity spectacle splash splashing spouting spray spraying squirting streaming surrounds tiled turbulence turbulent wall water-feature wet striations