This is sized as a 4 x 6 image
castle prince theideadoor.jpg2.46 MB
Here is one that is 8 x 10
castle prince theideadoor 8 x 10.jpg6.67 MB
This picture was shared by Roberta she said she found it on the internet a few years back, but does not have the source!
I found it! You can download the image below at http://cariosbornephotography.zenfolio.com/p445499033