Editing Frederik X (section)

===Expeditions===
The Crown Prince participated in an expedition to [[Mongolia]] in 1986.<ref name="kongehuset">{{cite web |title=H.M. Kongen |url=https://www.kongehuset.dk/den-kongelige-familie/hm-kongen/ |website=kongehuset.dk |publisher=The Royal House |access-date=11 February 2024 |language=da}}</ref> In 2000, he participated in "Expedition Sirius 2000", a four-month and 2,795&nbsp;km [[dog-sled]] expedition in the northern part of Greenland. The expedition Sirius marked the 50-year anniversary of the [[Sirius Patrol]]. Prince Frederik was part of the polar expedition as a film photographer, whose job was to ensure an optimal coverage of this event.<ref>{{cite web |url=http://www.kronprinsparret.dk/28000c |title=D.K.H. Kronprinsparret – Ekspedition Sirius 2000 |publisher=Kronprinsparret.dk |date=13 January 2005 |access-date=14 September 2011 |url-status=dead |archive-url=https://web.archive.org/web/20110928092804/http://www.kronprinsparret.dk/28000c |archive-date=28 September 2011}}</ref><ref>{{cite web |url=http://slaederejsen.skolemedia.dk/materialer/2indsigt/sirius/s2i_forsiden_slaedepatruljen.htm |title=Den Digitale Slæderejse – Indsigt |publisher=Slaederejsen.skolemedia.dk |access-date=14 September 2011 |url-status=dead |archive-url=https://web.archive.org/web/20110827102241/http://slaederejsen.skolemedia.dk/materialer/2indsigt/sirius/s2i_forsiden_slaedepatruljen.htm |archive-date=27 August 2011}}</ref>