Jiuzhaigou, a world-class scenic spot in Sichuan, China, suffered a drastic earthquake on 2017-08-08 21:19:46. People still remember the Wenchuan earthquake that caused thousands of deaths and loss of enormous properties. Does Sichuan have a lot of earthquakes in history? Which counties suffered most from the earthquakes? Pili Hu made this animated chart in D3 overnight for an overview of earthquakes happened in or around Sichuan region in the past 100 years. The data source is https://www.usgs.gov/. See the project in full page here: Sichuan Earthquake in 100 years.