I just went there as well!!!
2 weeks ago to be exact... I loved it. Compared to the Porsche museum in Stuttgard its massive...
I'll upload some of my shots. From the looks of it you didn't have a good flash. I made the same problem and forgot to bring my external with me
. But i learned my mistake and took my 580 to the Porsche dome.
You can take a tour of that plant on Youtube
as for Porsche tour you need to wait a full YEAR!!
anyways.. pics will be up soon