What is Helsingor known for? It is known for its castle Kronborg, which William Shakespeare presumably had in mind for his famous play Hamlet. Is Helsingor worth visiting? While the exterior and castle grounds are nice enough, the best bits are found inside. Trust me, a tour of Kronborg Castle makes a Helsingor day trip worthwhile all on its own. As you walk around the castle, you'll have the chance to see many halls, the castle chapel, the crypts and views from the rooftop What activities do people do in Denmark? Best Things To Do In Denmark Visit the animals at Copenhagen Zoo. ... Discover Thy National Park. ... Climb the Råbjerg Mile. ... Visit Egeskov Castle in Funen. ... Stand in the northernmost spot of Grenen. ... Visit a buried church in Skagen. ... Explore the Viking burial grounds of Lindholm Høje. #famousplace #helsingor #denmark