Not all instructors let their students decide where to fly on their solo X-C's. You've got a good one.
If the weather is okay in a couple of weeks, I'm going C62-UCP on 10/18 and returning on 10/19. IF the weather's okay - which this time of year up here is an absolute crap-shoot.
If you haven't checked it out already, check out [link|http://www.airnav.com|http://www.airnav.com]
A lot of the airports have pictures, so you'll know what the place looks like if it's the first time you flown there. ;-)