Posters at posterlovers.com has posters and art for sale along with lots of interesting tidbits of information on artwork and the artists.

Comic Book posters has great selection of X-cellent comic book posters, photos, and fine art prints for sale. Please enjoy browsing these cool super hero posters of classic characters from DC and Marvel Comics like Spider-Man, the X-men the Hulk, the Justice League of America, the Justice Society of America, Superman, and Batman by great artists like Alex Ross, Frank Miller, Ron Garney, Neal Adams,  and Jim Lee.  If you see a poster you are interested in purchasing just click on the buy links.  New added Comic Book Posters

TVcrazy.net Superhero Section has a lot of different superhero related merchandise and collectibles to browse through.

Superherouniverse.com Store has lots of stuff to browse through based on Marvel and DC Comics characters and also has video clips on many items to help see the product in action.

Superhero Wiki has facts, stats, and history on many of your favorite costume crime fighters.