Drones paint Nha Trang sky with light 4 June 2023 bwsadmin News Travel Vietnam Over 1,650 drones were used at Khanh Hoa’s Nha Trang Beach Festival on Saturday to depict some of Vietnam’s most popular travel destinations. Source: VNExpress International, https://e.vnexpress.net/photo/places/drones-paint-nha-trang-sky-with-light-4613426.html