Through London and Elsinore he reached Copenhagen a third time, and began to lecture at the university; his lectures were attended, but he got no money.
In replying to the guns of Fort Elsinore no execution was done, as the long range made it impossible to lay the guns (Lloyd and Hadcock, P. 33).
Its gateway, Elsinore, is a medieval reproduction; other prominent features are the reservoirs, which resemble natural lakes, and a high water tower, from which there is a delightful view.
With Sweden communications are established by ferries across the Sound between Copenhagen and Malmo and Landskrona, and between Elsinore (Helsingor) and Helsingborg.
The harbours of Copenhagen, Elsinore and other towns were enlarged; many decaying towns were abolished and many new ones built under more promising conditions, including Christiania, which was founded in August 1624, on the ruins of the ancient city of Oslo.