Luxurious shopping centre in the very heart of Copenhagen, Illum, offers a great number of shops including beauty and fashion, home décor and design, as well as many other.  Apart from shopping, the rooftop offers one of a kind experience of the city, and can be a good addition to your sightseeing tour. The place itself is also a valuable part of Copenhagen's history, as it was opened in 1891, more than a century ago.