For those that have used Google Earth you will know the pleasures of browsing far off places on our planet .. now I have discovered World Wind from Nasa and am bowled over
not alone can you browse Planet Earth but also Mars Jupiter and many more ..
there are links to places of interest and other interesting facts .. and discoveries ..
certainly worth the download but dont do so if you have a sub 1mb connection to the net..

Speaking of which .. if you are lucky enough to come accross