Item description:

This is SkyBlock, taken to new heights! A 100 block tall pillar of natural Minecraft terrain that will test your resourcefulness and attention to detail. The map includes a list of challenges such as creating a nether portal, building a mob grinder, and slaying the ender dragon! Supports multiplayer.
Challenges:

Build a cobblestone generator
Build a house
Make a pumpkin farm
Make a melon farm
Make a cactus farm
Craft a bed
Make an infinite water pool
Craft a furnace
Make a mob spawner
Make a mob grinder
Make a wheat farm
Collect 10 Ender Pearls
Make a snow golem
Travel to the nether
Collect 10 gold nuggets
Build a powered rail
Craft a bow and arrow
Build a castle out of stone bricks
Craft a diamond sword
Craft a fishing rod
Cook 15 fish
Grow a giant mushroom
Make 10 mushroom stew
Craft 64 bone meal
Craft 5 slime blocks
Make a staircase
Craft 12 eyes of ender
Travel to the end
Kill the ender dragon
Make a statue of yourself