From crumbling Persian empires to colossal Roman cities, here are some of our favourite ruined civilisations from around the world.
Africa has some magnificent centuries-old rock art — how many have you visited?
Ethiopia has changed significantly since the oppressive Derg regime.
Philip Briggs writes about the Konso communities in Ethiopia.
The people of the Omo Valley are deeply African in every sense.
Eric Lafforgue is a freelance photographer whose images are included in our North Korea and Mozambique guides.