A golden monkey stays in the forest in Volcanoes National Park, northwestern Rwanda, on Dec. 25, 2017. (Xinhua/Lyu Tianran)
Farmers pick tea leaves at a tea plantation in Gisakura, southwestern Rwanda, Oct. 19, 2017. (Xinhua/Lyu Tianran)
Tourists take boats on the water of Watamu Marine National Park in Malindi on the east coast of Kenya, Aug. 25, 2018. (Xinhua/Li Yan)
Photo taken on July 3, 2016 shows a view of Victoria Falls on the border of Zambia and Zimbabwe. (Xinhua/Chen Wenchang)