The PowerPoint presentations listed below may take awhile to download, so please be patient. Once downloaded they should work smoothly.
Part I (170 files, 7 megs)
Part II (167 files, 11 megs)
Larger, improved, more extensive version of Part II with four mpeg movies and 16 sound files:
Part II (318 files, 25 megs)
If you have a high speed connection (T1, DSL, or Cable) the wait will be worth it.
Cydonia Earth-Mars Connection