The news has been full of China's One Belt One Road mega-infrastructure project to connect Asia, Europe and the Horn of Africa. It's a sort of modern day version of the ancient Silk Road - and what better opportunity to take a trip of our own. The Fifth Floor follows those famous caravan routes with Rustam Qobil of BBC Uzbek, Venera Koicheva of BBC Kyrgyz, Temtsel Hao of BBC Chinese and Daud Junbish of BBC Afghan.

Image: Catalonian merchants on the Silk Road from the 'Catalan Atlas' of 1375