[n 1] It contains most of the swathe of land Hampstead Heath and many smaller green spaces.
In this part runs the Regent's Canal (a 'Green Route') around the top edge of Regent's Park, a little of which is in Camden, including all of associated Primrose Hill.
Apart from Camden Council, a variety of agencies are responsible for the upkeep of open space in the borough.
For example, Hampstead Heath is mostly owned by the City of London Corporation save Kenwood House which has an area of lawns, ponds and flower beds undivided from the heath, owned by English Heritage.
Some open spaces of note: The borough has four Local Nature Reserves: It has one Site of Special Scientific Interest: