RT @Cmdr_Hadfield: San Francisco – from orbit, the geologic fault lines are readily visible. http://t.co/vU8nxCsOHj
![](https://somegirlwitha.com/wordpress/wp-content/uploads/2013/04/BHM3hWqCQAAbBao.jpg)
More geeky than girly.
RT @Cmdr_Hadfield: San Francisco – from orbit, the geologic fault lines are readily visible. http://t.co/vU8nxCsOHj