Layer Check Box — The check boxes make the Landscapes Layers visible (uncheck to hide the layer).
Layer Slider — The slider adjusts the transparency of the Landscapes Layers (drag left for greater transparency or right for less transparency).
You can navigate (move your view) in two dimensions in any Google Map. To pan (move the map), do one of the following:
Additionally, you can zoom in or out pressing the + or - keys. Move the cursor over a location and use the mouse scroll button to zoom in or out on that location. To center and zoom in on a location, double click the location.
Arrows — Click the appropriate arrow buttons to move the view north, south, east or west.
Zoom — Click + to zoom in on the center of the map. Click - to zoom out.
Zoom slider — Drag the zoom slider up or down to zoom in or out incrementally.