Why Ancient Structures Are Always Found Underground

Did you know

Whenever you hear about ancient ruins, you almost never picture them being suspended somewhere, or just randomly hanging on the branch of a tree, right? In fact, for most of the ancient artifacts we have exposed in museums all over the world, archeologists did quite an impressive amount of digging! Ancient cities had a habit of gradually raising their ground level like a kid adding toppings to their ice cream sundae. But how do archaeologists know where exactly to dig?