If you're looking for somewhere peaceful to spend a little time, organize a visit to Braaby Kirke. This holy sanctuary offers a welcome respite from a busy travel schedule.
You'll have no end of sightseeing choices in Haslev. Braaby Kirke is a good place to start here, but there are plenty of other worthy spots to enjoy. BonBon-Land, Camp Adventure, and Gisselfeld Park are not far from the house of prayer and will fill in your day nicely.