Well we have a new minecraft version 1.2.4, so make sure you update your client if you want to check out these new seeds.
Dovahkiin is a minecraft world seed for 1.2.4 that spawns you a ways from an NPC village. The village can be found at X: 817 Z: 280.
There are a bunch of really cool mountain overhands and floating islands with lavafalls and waterfalls coming out of them at X: -5.2 Z: -409
Please let me know if you find anything else interesting in this seed!