Route national 19 (Madagascar)
The Route nationale 19 (RN 19) is a 547 km long, unpaved national road in the north-west of Madagascar in the Boeny and Melaky regions . It begins in Katsepy as an extension of the RN 4 , which ends in Mahajanga on the other side of a bay and from where a ferry runs to Katsepy. The RN 19 runs not far from the northwest coast of Madagascar via Namakia , Mitsinjo , Soalala and Besalampy further in a south-westerly direction to Maintirano , where it merges into the RN 8a .