Deadwood is a fun, free, SMP Minecraft server. Features:
Spawn Shops- Buy blocks and items at spawn with money you earn by selling items.
Towns - Found a town and add members to your town and claim new territory.
Unique classes and kits for each rank.
Buy and place mob spawners to gain money and experience.
McMMO - Level up your character and get rewards in all kinds of different skills!
Animals / Monsters - Both passive and aggressive mobs.
Live Map - Track your friends and other server members using Dynamic Map. (Hide yourself by crouching!)
Logging system so if you get griefed you can get rolled back and the user will get punishment. (Towns only.)
World Borders for each world to prevent players from not interacting with eachother.
Custom-made plugins and much more!