Back to CalendarCultural & EthnicCultural EventsIndigenous21 June Ullortuneq (Greenlands)Ullortuneq is Greenland’s National Day, observed as a national public holiday. The term “ullortuneq” translates to “the longest day,” reflecting the significance of the summer solstice in Greenland… Click here to register to read more. Unlock full description with Diversity Atlas Membership!RegisterReport Problem