Libya floods: A barren wasteland with a lingering smell of death

Libyan city of Derna has been hit hard by a cyclone in the past week .

Images and videos of the flooding have been graphic and shocking, but do not prepare you for the scale of the damage the floods have done to this place.

For the survivors, there's huge grief, and palpable anger, and huge grief.

The destructive power of the water has been extraordinary.