112 passenger river cruise ship SERENA spotted in Meppel (Netherlands), 16th., 2011.
In 1949 delivered by shipyard Jos Boel & Zn. (Temse, Belgium) as inland river tug "Unterwalden" 3 x 1.000 HP Sulzer diesel engines.
Before 1975 conveted into inland passenger ship.
LxBxd = 89,61 m x 9,90 m x 1,55 m
Main engines 2 x Deutz each 529 kW.