National Geographic Explorer Paul Salopek began his continent-spanning walk in Ethiopia in January 2013. Since then, his Out ...
This story appears in the January 2012 issue of National Geographic magazine ... the Arabian Peninsula from Africa, creating the Red Sea and the Gulf of Aden. As the upwelling magma cools ...
Along the Red Sea coast are the Dahlak Islands ... and negligible in the Denakil Depression. More about the >Geography of Ethiopia.