Guelta d'Archei is an oasis, or rather a guelta, in the heart of the Sahara desert. A guelta is a peculiar type of wetland, typical of d...

Beautiful digital sketches by Harrison Yinfaowei ( @tyinfaowei ) : https://t.co/pkvSpbuF9C

Tokyo Genso's photoshopped post-apocalyptic images of Tokyo overgrown with vegetation are haunting and beautiful. Shown here is Akihabara, but there's also several views of Shibuya, Shinjuku and other neighborhoods. Tokyo…