Best Google Map tricks that are so useful it’s going to save your life! If you double tap, hold and slide up or down on the map, you can zoom in and out just by using one finger. If you tap on the blue circle, and you can actually save your parking location. When you are back, simply tap on it, press more info, and u can clear it. If you press the layer icon, select the street view, press on any location, then press see more dates, you can now see how much the location has change over time. #goo