The Hapi region corresponds to the "neck" of comet Churyumov-Gerasimenko. Boulders scattered on this smooth region cast long shadows. Their size ranges from 1 meter to tens of meters. This photo was taken by the NavCam camera of Rosetta during a close flyby on 28 March 2015 from a distance of 16.6 km. The resolution is 1.4 m per pixel.