This photo taken on July 8, 2023 shows a rainbow at the Nam Ngum Lake in Vientiane Province, Laos. The Nam Ngum Lake, located at the lower reaches of the Nam Ngum River, a tributary of Mekong River, is known as the "thousand-island lake" in Laos. (Photo by Kaikeo Saiyasane/Xinhua)
This aerial photo taken on July 9, 2023 shows a camping site by the Nam Ngum Lake in Vientiane Province, Laos. The Nam Ngum Lake, located at the lower reaches of the Nam Ngum River, a tributary of Mekong River, is known as the "thousand-island lake" in Laos. (Photo by Kaikeo Saiyasane/Xinhua)
This photo taken on July 8, 2023 shows a camping site at sunset by the Nam Ngum Lake in Vientiane Province, Laos. The Nam Ngum Lake, located at the lower reaches of the Nam Ngum River, a tributary of Mekong River, is known as the "thousand-island lake" in Laos. (Photo by Kaikeo Saiyasane/Xinhua)
This photo taken on July 8, 2023 shows a camping site at sunset by the Nam Ngum Lake in Vientiane Province, Laos. The Nam Ngum Lake, located at the lower reaches of the Nam Ngum River, a tributary of Mekong River, is known as the "thousand-island lake" in Laos. (Photo by Kaikeo Saiyasane/Xinhua)
This photo taken on July 8, 2023 shows a night view of a camping site by the Nam Ngum Lake in Vientiane Province, Laos. The Nam Ngum Lake, located at the lower reaches of the Nam Ngum River, a tributary of Mekong River, is known as the "thousand-island lake" in Laos. (Photo by Kaikeo Saiyasane/Xinhua)