Riyadh, Jumada II 17, 1438, March 16, 2017, SPA -- Prince Sultan bin Salman bin Abdulaziz, President of Saudi Commission for Tourism and National Heritage honored Dr. Ziyad Al-Dirais at the end of his tenure as permanent representative of Saudi Arabia to UNESCO. The ceremony took place, on the sidelines of the 42nd meeting of the board of the commission. The prince hailed Dr. Ziyad significant contributions that helped the commission to register a number of historical sites, in Saudi Arabia, on to the UNESCO World Heritage Sites' List. -- SPA 20:02 LOCAL TIME 17:02 GMT www.spa.gov.sa/w355304