As well as the expected pistons, the update means that we'll no longer be able to Minecraft's Caves & Cliffs update, also known as Minecraft 117, will now be split into two separate updates Collectively, the Caves & Cliffs expansion will be the biggest delivered by Mojang Studios so far, extending the bottom of the world, overhauling mechanics for caves, and changing the way ore looks and spawns The world will never be the same again!
Caves Cliffs Update Part I Official Trailer Youtube
