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 How Fishing Lines Are Made Asteroid Almost Collided With Earth While You Were Sleeping 10 Alternatives To The Big Bang Theory Are We Really 99% Chimp? What If You Stopped Drinking Water? What Is in a Meteor Crater?