march 22 2022 - bimmah sinkhole, oman: people enjoy one of the world most beautiful natural sinkhole in the sultanate of oman

arab arabic attraction beautiful beauty bimmah blue cave clear depression desert destination east geological geology green hawiyat hole landmark landscape limestone middle muscat najm natural nature oman omani park rock sea seaside sink sinkhole site sky stairs stone sultanate sur swim tourism tourist touristic travel turquoise vacation water wonder