While helping a friend with map creation, I discovered that I enjoy creating my own skyboxes.
Feel free to use these for your own map creations.
1. orange - an orange sunset with no terrain (49kb)
2. dusk - a mountainous terrain at dusk (164kb)
3. red - ominous red sky over water (156kb)
4. hell - a hellish sky with terrain and water (193kb)
5. phaze - a purplish sky with alien mountains, haze and fog over water (389kb)
6. night_pyramids - a partly cloudy night in a watery land of stacked pyramids with a full moon overhead (270kb)
7. night1 - a starry night with some red clouds and a crescent moon over water (180kb)