It’s a pretty interesting hobby dezrtfish. Games Workshop is the company that makes this stuff…you might be able to find that store in ur city. Or a place called “Nexus” and just look around, they always have displays and a big gaming table set up. Here’s the website for Warhammer 40k:
http://www.games-workshop.com/40kuniverse/warhammer40k/warhammer40k.htm
Just look through the site. On the lefthand side there, it lists the different armies. hmmm as for cost…it’s been awhile since I’ve bought any Warhammer stuff, just trying to remember. An army can be huge, if you want it to be. You buy individual vehicles, or maybe squads of 15 people, or you can buy a good starter set for a particular army. I suggest buying the starter set, then building on that. I’m sure you can find a good army-building guide on the website. If you DO end up making your own army, think you could send some pics? I’d be interested in seeing