Jan,
while I haven't taken a Fred. Olsen Cruise, yet, I was given the opportunity to visit "Black Watch" in Hamburg this past December, and both "Boudicca" and "Balmoral" (the former "Norwegian Crown") are on my list for this year.
Here are a couple of "Black Watch" pictures:
Gallery on Main Deck
Prow shield of the 1953-built former "Braemar" in the Braemar Room on Lounge Deck
The Garden Café on Lounge Deck
Neptune Lounge on Lounge Deck
Explorers' Library on Lido Deck
Ship's model in the forward stairtower on Marquee Deck
The Observatory on Marquee Deck
Fitness Centre on Sun Deck
The funnel
View over the aft decks