![The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/26/2a551ac43ff34814aa24f63a0d04857f.jpg)
The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)
![The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/26/e2d8d26deb1f49379493719026cbc6ca.jpg)
The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)
![The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/26/1011471a73764194999e0d3b924b8a87.jpg)
The Villarica volcano near Pucon, Chile shows signs of activity, Sept. 24,2018. Villarrica Volcano is among the most active in South America. (Photo/Agencies)