i have found a world download with glacier but i have lost it again so....
but! i have the world so i am going to make a little challange/adventure with task that you can do you will start out with some buildings and such and you will have many task's to complete and this map will be in 1.2.5
more info coming soon!

task's

1. survive

2. build your own house

3. find diamounds

4. make a portal to neter full portal not witout corners just for the fun

5. do brewing do at least 10 splash potion 10 drinking potion with good effect makes total 20 potions

6. find the end.

7. have fun wile playing

more task coming soon