It was so cold that Prince Joachim's eyelashes froze. But that didn't stop him and his family from having a great time during a recent visit to Greenland.
He and Princess Marie were joined by his sons Nikolai and Felix, from the Danish prince's marriage to Alexandra, Countess of Frederiksborg.
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There was no sign of Joachim and France-born Marie's son Prince Henrik. At 22-months-old he may be a little young to have taken part in the frosty outing.
The foursome - on a five-day-trip to Greenland - were warmly wrapped up in furs as they enjoyed a dog-pulled sleigh ride.
They also boarded a ship to take a voyage through the icy Artic waters.