Ankor Wat, the Great Wall or the pyramids are impressive, no question. But they are also far away and often overcrowded. Denmark has seven UNESCO World Heritage sites and the great thing is that you can go on a true UNESCO hunt because in Denmark everything is always close by.
The town planning ensemble from the year 1773 of the Moravian Brethren in Christiansfeld in southern Jutland is one of the best-preserved examples of the craft tradition and the principles of urban planning and architecture of the Moravian Brethren in Europe. It is also worth a visit if you are not so interested in culture: In the bakeries in Christiansfeld honey cakes are offered according to the old recipe.
Just north of Copenhagen, you'll find the former royal hunting grounds where King Christian V and his court could practice hunting par force during the late 17th century. Unesco notes the forest areas of Store Dyrehave, Gribskov, and Jægersborg serve as a unique example of "a designed landscape", including well-preserved hunting lanes laid out in a grid pattern, as well as numbered stone posts and hunting lodges such as the Hermitage.
The Wadden Sea is one of the worlds top ten tidal flats, and has been granted status as a national park/naturereserve. Huge and stimulating - a place of experience and knowledge for everybody - a unique nature reserve, one of a kind in Denmark, and with a global significance.
Roskilde Cathedral is a uniquely beautiful medieval cathedral. The Viking king Harold Bluetooth (d. 985) and his son, Sweyn Forkbeard (d. 1014), conqueror of England, are buried here. This is the last resting place of almost 40 Danish kings and queens.
The dramatic white cliffs at Stevns Klint are 65 million years old and an outstanding visible record of the mass extinction at the end of the Cretaceous period. Visit Old Højerup Church, perched at the top of the cliffs. It was was built by a sailor who'd been lost at sea and promised to build it if he was ever rescued.
Put Hamlet’s Castle, Kronborg, on your list of things to see whilst in Denmark! Whether you’re looking for things to do near Copenhagen or have more time to explore, there's time enough to visit Denmark’s most famous castle, immortalised by Shakespeare back in the 1600s.