GPS Visualizer: KML overlay examples

KML overlay examples

Here's the summit of Mount Hood, as rendered by Google Earth:

Now, with a custom-made image overlay containing an USGS aerial photo at close to its maximum resolution of 1 meter per pixel:

The same view with a USGS topographic map overlay:

In Google Earth, you can adjust the opacity of overlays. Here's the topo map at about 20% and the aerial photo at about 60%: