This is a mapathon event by the Kolorob team of Save the Children in Bangladesh. Kolorob is an android app that provides information and direction on local service points in different categories such as health, education, legal etc. and also provides job portal and buy-sell services. The base map in Kolorob app is OpenStreetMap. To celebrate Geo Week, the Kolorob team will sit together and map the project area in Dhaka.