Saudi Permanent Representative to the UNESCO Dr. Ibrahim Al-Balawi extended congratulations to the Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud and the His Royal Highness Prince Mohammed bin Salman bin Abdulaziz, the Crown Prince, Vice President of the Council of Ministers and Minister of Defense, on the occasion of listing Al-Ahsa Oasis, on the World Heritage Sites record. Al-Balawi expressed appreciation of the leadership for its continuous efforts and backing, in order to preserve national heritage. He also extended congratulations to Prince Sultan, for the keenness the president of Saudi Commission for Tourism and National Heritage, for the keenness and endeavors to cherish the Kingdom heritage treasures and troves, a matter that culminated in such a success.