Dhaka’s buses are often unmarked, and very people know where they go. A new project is sending riders on them with GPS devices in the hopes of making the city’s first transit map.

Places from Dar es Salaam, Tanzania’s largest city with a population of 4.4 million, to Dhaka, Bangladesh, with a population of 15 million, lack online street maps.

The government is set to bring all Bangladesh's major cities under an extended digital mapping project, to better execute development programmes. An ECNEC meeting on Thursday, chaired by prime ...