Copenhagen Castle painted in 1698 — Painting of Copenhagen Castle on Slotsholmen in Copenhagen, Denmark, a precussor of pressent-day Christiansborg Palace on the same site. The square Blue Tower which achieved an infamous reputation as a prison for Leonora Christina is seen in the picture. Also seen in the picture is the Assembly Building with government offices and a meeting hall for the Privy Council (Rigsrådet)
Photo Credit: By Unknown - Public Domain, https://commons.wikimedia.org/w/index.php?curid=12093309