The End is a dimension with a stark, empty plane containing a single floating planet-like island made of a unique material known as End Stone, dotted with Obsidian pillars. These islands float in the Void. Also in 1.9 there are many new materials added, including purpur!
The End can be accessed from:
Getting to the End:
To get to the end you need to find an end portal in a stronghold or for resource use the end portal conveniently located at the spawn.