Name the highest plateau in the world.
Plateau can be defined as an area of raised land that is flat on top. Plateaus are often by themselves with no neighbouring plateau. Tibetan plateau is the highest and largest plateau in the world. Qinghai–Tibet Plateau or the Qing–Zang Plateau are the alternative names of Tibetian plateau. Tibetan Plateau is often called as ‘the Roof of the World’.