<iframe src="https://exploratory.io/viz/kei/8389721597503990?embed=true" frameborder="0" width="100%" height="100%" > </iframe>
The original data is from Global Archive of Large Flood Events from Dartmouth Flood Observatory. http://floodobservatory.colorado.edu/Archives/index.html
Related article: https://blog.exploratory.io/reverse-geocoding-part-2-using-google-maps-api-with-r-e676db36fee6