I just made a new world (With no seed) and i found some amazing things
I want to share you this seed with you and other people so i hope you can enjoy it.
It contains a: Jungle Biome, Swapy Biome, Snow Biome, Normal Biome (Forest Biome), Ocean Biome And A Nice Little Beach of Sand.
It Also There Is Some Cave Systems, Rivers, Ravine, Witch Hut And A Pack Of Wolfs.

Witch hut Coordiantion: X -173 Y 69 Z 21
Ravine Coordination: X -34 Y 66 Z 235

Like's, Comment and daimonds helps me pretty well if you wanna.