Anonymous ID: 296d82 May 5, 2018, 8:40 a.m. No.1308208   🗄️.is 🔗kun

>>1307995

 

https://earthquake.usgs.gov/earthquakes/map/

 

bonus: click on the wireframes for animation of wave(s) propagation. http://www.geo.mtu.edu/UPSeis/waves.html