Where are Juju's data-centers located?

I'd like to know where Juju stores it's data and how safe it is from failure.

Jesse Lovelace

Our data-centers for front-end request serving and database are located in the central US and western US. We also have a pair of data-centers in Europe for customers needing that capability. In addition to our data-centers, we maintain a world-wide network of 35 edge-nodes that comprise our Content Delivery Network.