On the UNESCO World Heritage list since 2006, Harar in eastern Ethiopia is truly a place apart. Considered the fourth holiest city of Islam and boasting 102 shrines and nearly 100 mosques, Harar is a unique blend of the African and Islamic. With its particular character and architecture, animated markets, crumbling walls and charming people, a visit to Harar is likely stepping back in time. By Pascal Mannaerts