Palace Park is a public park in the center of Oslo, Norway, surrounding the Royal Palace. It is 22 hectares.
Wikipedia https://en.wikipedia.org/wiki/Palace_Park
Official website http://www.royalcourt.no/artikkel.html?tid=33472&sek=113201
Address 1 Slottsplassen, Oslo 0010, Norway
Coordinates 59°55'1.808" N 10°43'41.586" E