In the last Excess Baggage, John McCarthy talks to three inveterate travellers: Sara Wheeler, who has written on Africa and the Antarctic, explorer Benedict Allen who has travelled in Siberia and New Guinea and documentary maker Simon Reeve who has just returned from the Indian Ocean. He asks...

John McCarthy discusses travel to the African countries of Rwanda, Uganda and to the world's newest country, South Sudan. With his guests, doctor Rob Summerhayes, paramedic Franz Opitz and forensic accountant Benedict Jenks - John finds out what attracts people to visiting a country with troubles...