Is that it? Fascinating image reveals what the world’s 7.2 billion population would look like if it was piled up in the Grand Canyon
f you took all the world's population and dumped them into the Grand Canyon they wouldn't fill a fraction of it.
In fact the 7.2 billion people would only form a comparatively tiny pile - as shown in this fascinating mock-up image.
The graphic was put together by respected YouTube presenter Michael Stevens on his Vsauce channel, which juxtaposes the population of the world alongside the famous d