For most people, the technical equipment and facilities of PBase are invisible: you click on a link or type a URL, and there are your photos! It seems magical. But behind the scenes all over the world is a lot of infrastructure dedicated to sending images across the ether to your computer monitor. Here is a taste of the facilities in the western United States (security concerns prevent a more detailed discussion of locations).

Another PBase member has thoughtfully provided
additional documentation of PBase’s infrastructure