Sometimes getting hopelessly lost is the best way to find yourself. With that said, before you get the keys to your rental car, it helps to know a few of the basics about Petra — like where it lies on the map!It sits 162 miles to the northeast of Athens, the buzzing national capital.If you’re traveling with the young ones and they’re tiring of playing the license plate game, why not test them to see if they know what the population of this part of Lesvos is? (In case you’re not too sure yourself, it’s 1,300!)