Today Kastellet is used mainly for military purposes, and houses many different organs in the middle of Copenhagen. Here we have the Defence Judge Advocate Corps, the Defence Intelligence, the Danish Home Guard, and it is a symbol of the old Danish military traditions. It is guarded by the Royal Guard, just like Amalienborg and Rosenborg Castles are, but here they are wearing their green uniform, and are not as many people on duty as those other places.
There are many old buildings in Kastellet, dating all the way back to 1704 and still standing today. Only the vegetation have been trimmed, and the buildings been restored a few times over the years.
Built as an old fortification of Copenhagen, it has the shape of a pentagram with bastions at the tips – ready to defend the capital. That shape as been preserved, but around it Langelinie, Østerport Station, among others, have been expanded over the years, which have …