Historical change to other reservoir
Add historical changes to reservoir
Add to 1872 street network near the former fortifications
Add to 1872 street network connecting to Nørrebro
Add open passage through old city gates with start date from when the city gates were demolished
Add ravelin that was missing from multipolygon moat
Add 1853 fortification as area
Add 1853 northern fortification as area
Add approximate start dates to artificial islets