In pics: snow-covered Plitvice Lakes National Park in central Croatia

People visit snow-covered Plitvice Lakes National Park in central Croatia, on Jan. 24, 2019. The national park inscribed on UNESCO World Heritage List in 1979 covers an area of nearly 300 square kilometers and is known for a beautiful chain of 16 lakes joined by waterfalls. (Xinhua/Kristina Stedul Fabac)