Design

For the wonderful design and implementation of this extensive website, we would like to acknowledge the extraordinary time and expertise of Per Kielland-Lund.

Images

We are grateful to Doak Heyser for giving us permission to use the pictogram photo used in the slide show. See more of his photos at the web site Singing Desert.

The remaining slideshow images are in the public domain and can be found at the NASA image database and Wikimedia Commons.

Contact Webmaster

If you have comments or questions about the web site, please contact the webmaster.