This photo taken on Jan. 17, 2026 shows a view of the snow-covered Avila, Spain. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Cheng Min)

A girl enjoys herself after snow outside the ancient city wall of Avila, Spain, on Jan. 17, 2026. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Cheng Min)

People enjoy themselves after snow outside the ancient city wall of Avila, Spain, on Jan. 17, 2026. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Cheng Min)

An aerial drone photo taken on Jan. 17, 2026 shows a view of the snow-covered Avila, Spain. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Meng Dingbo)

A man walks on the street after snow outside the ancient city wall of Avila, Spain, on Jan. 17, 2026. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Cheng Min)

An aerial drone photo taken on Jan. 17, 2026 shows a view of the snow-covered Avila, Spain. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Meng Dingbo)

A man walks his dog after snow outside the ancient city wall of Avila, Spain, on Jan. 17, 2026. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Cheng Min)

An aerial drone photo taken on Jan. 17, 2026 shows a view of the snow-covered Avila, Spain. Avila is renowned as a UNESCO World Heritage Site for its well-preserved medieval walls, built in the 11th century and stretching about 2.5 kilometers. (Xinhua/Meng Dingbo)