Haiti's Killer Quake looks at what happened and why, using 3D graphics and location footage to pick apart the mechanics of the quake itself.
How much do you know about the landmasses that make up our planet?
The seven continents of the world are made up of four continuous landmasses.
Super Volcano whether Yellowstone could turn in to a super volcano.
Life on Fire is an earth shattering series.
Sir David Attenborough talks about giant underground caves.
See pictures of some of the world's most amazing mountains.
Massive tectonic forces have sculpted and re-sculpted our world in a never-ending journey.
Richard Hammond investigates the workings of Earth.