Prince Abdulaziz Bin Ayaf, Mayor of Riyadh, inaugurates the Riyadh Spring Festival, Wednesday. — SPA photo RIYADH – Prince Abdulaziz Bin Ayaf, Mayor of Riyadh, launched the 8th Riyadh Spring Festival in the Square of Expositions on the eastern ring road here Wednesday. The festival which is organized by Riyadh Municipality will last until the end of this month. A large number of government agencies, universities, agricultural companies and institutions specialized in the field of gardens and ornamental plants are participating in this year's event. The Riyadh Spring Festival, an outdoor exhibition on garden design and landscaping, features a floral carpet which contains 300,000 flowers. The festival will present many recreational programs for families and includes a large number restaurants as well as 18 stores selling gifts, ornamental plants and flowers.