The continent's most mysterious landscapes, beginning in Rwanda, home to great apes, volcanoes, rainforests, and exploding lakes.

Ethiopia is a wilderness of extremes - from lush lakes to towering peaks - where life has had to adapt in order to survive. This ancient land has cradled life since the dawn of time, and beyond the scorched deserts lie fortified mountains that conceal natural treasure troves of wildlife found nowhere else on Earth.

The Sahara, the largest desert in the world: an extreme environment covering a vast swathe of northern Africa. With hardly any water or food available, on the surface, it appears to be a desolate empty land. But hidden beyond the parched exterior, specialist species have adapted to this harsh landscape.