unrestored staircase of the mayan pyramid of kukulkan, known as el castillo, classified as structure 5b18

5b18 akumal america ancient antique antiquity archaeological archaeologist archeology cancun carmen castillo cenote chichen civilization classified coba cozumel culture del excursion excursions god goddesses gods heaven history indios itza izamal kaan known kukulkan maya mayan merida mexico mystery nature palenque pelota playa pyramid pyramids ruins sian site staircase starwey stone stones structure temple temples travel tulum unrestored uxmal yucatan yukatlanbsp