A surprising slab of salt shines at the summit of the Sahara's tallest peak — Earth from space
A 2024 astronaut photo captured an unusual salt patch shining like snow on top of northern Chad's imposing Emi Koussi volcano, which is covered with ancient lava, hidden vents and shadowy waterways.
We haven't written up this one. Live Science has the full story — the link below goes straight to it.