Weather Blog Rings of Rock in the Sahara In southeastern Libya, Jabal Arkanū’s concentric rock rings stand as relics of past geologic forces that churned beneath the desert. Read More… About Author OTW Observer See author's posts Post navigation Previous Big Fronts and Flooding…Next Met Office verdict on London being drenched in ‘heavy rain’ over miserable 11 day forecast Related Stories Lake Coatepeque Weather Blog Lake Coatepeque March 9, 2026 Ailing “Megaberg” Sparks Surge of Microscopic Life Weather Blog Ailing “Megaberg” Sparks Surge of Microscopic Life March 6, 2026 A Little Town with a Long Name Weather Blog A Little Town with a Long Name March 5, 2026