13 UNESCO – TubbatahaAdéla Beranová2018-01-22T17:36:27+02:00 423d02e2478716965ac0dc6d35b4b2f9 grey reef sharks t-4 diving-tubbataha-reef-3 tubbataha pic1 TUBBATAHA2-620x413 6832187 orig world heritage site philippines scd0517