abandoned entrance to the underground hall in nimrod fortress located in upper galilee in northern israel on the border with leban

abandoned ancient architecture assassins ayubids background beautiful beauty beybars border boundary building castle country crusaders entrance fort fortress freedom galilee gate grass green hall heritage hill history israel landmark landscape leban lebanon located mamluks medieval national nature nimrod northern old outdoor park protection range ruin saladin scenic sky stone tourism tower tranquil travel tree underground upper vacation valley view wall