Continue south and the land opens into one of the most iconic natural wonders on Earth—the Sahara Desert, a vast expanse of ...

At a beach near Algiers, brown algae native to the Pacific Ocean cover the golden sand, posing a threat to ecosystems native to the area and their stench repelling swimmers at the peak of summer.

At a beach near Algiers, brown algae native to the Pacific Ocean cover the golden sand, posing a threat to ecosystems native to the area and their stench repelling swimmers at the peak of summer. The ...