![Ancient geologic processes created a Saharan landscape full of contrasts.](https://science.nasa.gov/wp-content/uploads/2023/06/iss067e010371.jpg?w=4096&format=jpeg)
The Red Sea Hills of Sudan
Ancient geologic processes created a Saharan landscape full of contrasts. Read the full story
Credits: ISS Crew Earth Observations Facility and the Earth Science and Remote Sensing Unit, Johnson Space Center
TakenApril 12, 2022
Image CreditISS Crew Earth Observations Facility and the Earth Science and Remote Sensing Unit, Johnson Space Center
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