HH Sayyid Bilarab Presides over Launch of Initiative to Revive Omani Architecture Manah, 20 Feb (ONA) --- HH Sayyid Bilarab bin Haitham Al Said presided over the launch of an initiative to revive ancient architecture at Oman Across Ages Museum in the Wilayat of Manah today. The ceremony was attended by Royal Family members, ministers, senior officials and experts in architectural design.