Across the world, ancient builders left behind puzzles they never meant to create.Göbekli Tepe with its carved pillars.The Great Pyramid.The Nazca Lines.Petra’s impossible façades carved straight into rose-red stone.
Every civilisation leaves behind one structure that raises more questions than answers.
So let me ask you:
Which ancient structure do you think holds the greatest mystery?
And what do you think that mystery actually is?
Comment below: I may turn some of the most interesting replies into a piece for Worldmind Pack 02.