Gallery Juel Verland Art provides everything an art aficionado could ask for. Make sure you put it on your list of things to do during your visit.
You'll have no end of sightseeing choices when staying in Holbaek. Gallery Juel Verland Art is a good place to begin here, but there are lots of other interesting sights to visit. Kisserup Strand, Tuse Naes Kunsthaandvaerk, and Aeglageret are not far from the display of artworks and and will cap off your day nicely.