Frederik II (1581) — cropped
Photo Credit: By Hans Knieper - Public Domain, https://commons.wikimedia.org/w/index.php?curid=12047806

Kronborg Castle — The setting of Shakespeare's Hamlet: Elsinore is is the anglicized version of the castle's location - Helsingor (Denmark)
Photo Credit: By Artico2 - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=12692756

Ferdinand I in 1531 — cropped
Photo Credit: By Jan Cornelisz Vermeyen, Public Domain, https://commons.wikimedia.org/w/index.php?curid=71130927

Maximilian II, c. 1566 —
Photo Credit: By Nicolas Neufchatel - Public Domain, https://commons.wikimedia.org/w/index.php?curid=5105059

Rudolf II —
Photo Credit: By Hans von Aachen -Public Domain, https://commons.wikimedia.org/w/index.php?curid=14699580

Rundetårn at University of Copenhagen — The Rundetårn (round tower) was used in the 17th century as an observatory by Ole Rømer.
Photo Credit: By Avda - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=27604636

Solar eclipse of August 21, 1560 — Greatest eclipse 12:30:55 UTC
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=16982913

Total Eclipse of the Sun — Geometry of a total solar eclipse (not to scale)
Photo Credit: By Sagredo - Own work, Public Domain, https://commons.wikimedia.org/w/index.php?curid=3653837

UCPH Lecture Plan 1537 — The oldest surviving lecture plan from the university is from 1537
Photo Credit: By P. Hansen - Illustreret Dansk Litteraturhistorie, Public Domain, https://commons.wikimedia.org/w/index.php?curid=2909113

UCPH logo — University of Copenhagen
Photo Credit: By MrBprints - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=70690608

Coat of arms of Denmark —
Photo Credit: By Kongeriget Danmark, file made by Galico (talk) - CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=10851483