Can somebody point me to a photo series of Google employees giving a detailed tour of the inside of their most current datacenter?

I was under the impression that Google values openness more than all other companies, but I can't seem to find anything like that on Google.

Here is an official Google video showcasing their data center security:

https://www.youtube.com/watch?v=1SCZzgfdTBo

Don't see anything interesting here.