The ancient city designed to track time Keeping time was challenging for ancient civilizations, so this one built a city to do it. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Dubai’s Biotechnology Could Save the World What Is The Speed of Dark? Physicists Claim Parallel Universes Exist And Interact With Each Other High-Pressure Water Gun Bores Through Barriers How Close Are We To Computers That Think Like Humans? What if 7000000000 people Jumped at Once?