Riyadh, Sha'ban 8, 1438, May 4, 2017, SPA -- Prince Mohammed bin Salman bin Abdulaziz Foundation (MiSk) has activated the idea of volunteering among 139 Saudi young men and women who were involving in voluntary charitable works to arrange the participation of hundreds of officials, experts and specialists in the fields of development, youth and social work from different nationalities at the 7th UNESCO forum being organized by MiSK in cooperation with the United Nations Educational, Scientific and Cultural Organization "UNESCO" in the city of Riyadh. --More 15:24 LOCAL TIME 12:24 GMT www.spa.gov.sa/w392999