In its few years of existence, the virtual globe program Google Earth — which allows anyone with Internet access and a personal computer to zoom in on recent satellite images of almost any point on the earth's surface — has attracted millions of enthusiastic users.
In its few years of existence, the virtual globe program Google Earth — which allows anyone with Internet access and a personal computer to zoom in on recent satellite images of almost any point on the earth's surface — has attracted millions of enthusiastic users.
