Tanzanian software developers, geographic information specialists and journalists travelled to Rufiji Rural and Tandale districts in order to better understand the sanitation challenges on the ground. The trips herald Sanitation Hackathon - the first-ever global intensive weekend dedicated to developing innovative IT solutions to challenges facing the sanitation and hygiene sector. Tanzanian Sanitation Hackathon tagline 'Bongo Safi' stands for 'Clean' or 'Cool Tanzania'.