Go to one of the many flea markets about town and get yourself a good deal on nice stuff, e.g. Royal Copenhagen porcelain, like here at Kongens Nytorv.
Sit outdoors at a cafe and enjoy watching the Copenhageners walk by.
Grab a quick lunch from one of the many takeout places in town and enjoy your meal in the sun.
Hang out at a hotspot like Nyhavn with all types of people from tourists to hipsters. You can find other suggestions about what's fun to do in the area around Nyhavn here as well.
Be a photo buff for a day, break out the fancy lenses and cameras and shoot away.
Enjoy an old-fashioned Danish ice cream cone complete with whipped cream and a dollop of jam, like here in Nyhavn.
Have a dinner party outdoors and don't forget to chill some Asti for the occasion.
Barbecue, Barbecue, Barbecue!!! Have grill, must barbecue!
Cross one of the many bridges in central Copenhagen and enjoy the view of the city on either side.
Go sightseeing from the water and hop on one of the canal tour boats that offer guided tours around town.
Or you can rent a canoe and steer the boat yourself, like here in Lyngby Lake just outside Copenhagen.
Or rent a kayak in central Copenhagen, like here right near Børsen (The Stock Exchange).
And here's yet another option for exploring the city on your own by water while chilling with your pals.
Sit in one of the many lovely parks in town, like here in Frederiksberg Have (Frederiksberg Garden).
