The Randall Carlson
@therandallcarlson·632K subscribers·2.1K videos
The Sahara Was Once a River System
Posted
January 29, 2026
Views
65,430
Likes
2,226
Comments
62
Engagement
3.50%
January 29, 2026
65,430
2,226
62
3.50%
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0:55Now PlayingUnder the sand lies evidence of vast ancient river systems and massive alluvial fans. These form when fast, sediment-filled water slows and drops its load into broad basins.
What remains today are fossilized rivers from a much wetter world.
Egypt tells the same story.
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