Yes, you can. There are a few ways to do that.
1) Click on any homepage Images of IGO image to open it. Then, above the image you should see an "Images of IGO" link. Click it to open the entire gallery.
2) Go to "Photos, Files and Links" in the Primary Links menu. Click the "Photos" link and when that opens, scroll down to find the "Images of IGO" gallery again. Click it to open.
3) This link will take you straight to the image galleries.