temple rocks in the kalasan temple complex

rock stonewall wall boulder ruins geology brick brickwork soil bedrock flooring cobblestone rubble asphalt gravel sand adventure ancient archeology architecture art asia asian beautiful buddha buddhism buddhist building culture destination education famous heritage buildings historic historical history holidays indonesia java journey landmark landscape legacy nature old outdoor park place religion religious sky statue stone temple tour tourism tourist traditional travel trip unesco view yogyakarta rocks kalasan complex piles still process assembled