round stones used to carve the unfinished obelisk, the heaviest obelisk ever cut in ancient egypt in the city of aswan

africa african ancient antique archaeology archeology architecture aswan attractions ball bucket building carve carved carving chisel column crack culture desert destinations egypt egyptian egyptology granite heaviest heritage historic history incomplete obelisk obelisks old pharaoh pylon quarry rock round ruin sand sandstone statue stone stones temple tourism tourist travel unfinished wonderful