Get in touch with your spiritual side and offer up your own prayer at Borre Kirke. Quietly reflect outside for a while or ask if you are allowed to join the next service.
You'll soon see why this Borre house of prayer is popular with travelers. If you're looking for other things to keep you busy, Cliffs of Møn, GeoCenter Møns Klint, and Klintholm Harbour are in this area as well. They won't take you long to reach from Borre Kirke.