Thanks for the quite responses! They're incredibly useful.

I'll check the US / Spain visa specifics to see if it is better to get married here or in the US.

I've been looking around for an answer but have only found bits and pieces as no one seems to be in my situation. I am currently on a two year unmarried partner visa (expires October 2012) and was wondering where it is best to get married - the US, UK or some neutral location. I am from the US and ...