Get it from here:
I personally won't link to Dominions 3 content made by me any more and I hope no-one else will either (old links are fine, whatever). You should be able to find them or most of them by asking on IRC or googling the other forums
Not much to say about it: I got bored and hadn't made a map in ages so I figured I'd make one. Test it before you start anything long term on it though, I can't guarantee everything is working as intended.