Switch between Map (street map), Satellite, and Hybrid map modes by using the buttons on the upper right of the map.
Move the great hollow map by clicking and dragging the map or by using the directional buttons on the left hand side of the map.
Zoom the map by clicking and dragging the slider or clicking "+" and "-" on the left side of the map.
Double-click anywhere on the map to recenter on the point that you double-clicked.
If there are alot of great hollow map markers grouped together on the map, they may be obscuring one another. you will need to zoom in on the area to see the individual markers.
Click on the map marker(s) to see specific information about each waypoint.
Tip: open the marker window for the great hollow spot you want to zoom in on before you zoom. This will keep the marker in the field of view as you zoom in.
Want to add a new spot to our database? Use our GPS Map & Satellite Images or our Topographic and Aerial Maps to locate the spot you want to add. Once you have zeroed in on the spot by clicking, panning and zooming, just click the "add waypoint" link at the top of either map to add your spot to our database. Quick and easy.