Sounds like you want the viewshed functionality in Google Earth Pro [1]. The desktop client is basically abandonware at this point, but thankfully, and generous

Sounds like you want the viewshed functionality in Google Earth Pro [1]. The desktop client is basically abandonware at this point, but thankfully, and generously, Google has made the Pro version free [2], and it's still available. [1] https://www.gearthblog.com/blog/archives/2015/02/google-earth-pro-viewshed-tool.html https://www.gearthblog.com/blog/archives/2015/02/google-eart... [2] https://www.google.com/earth/explore/products/desktop.html https://www.google.com/earth/explore/products/desktop.html