CIA - The World Factbook -- Greenland - Offers map and brief descriptions of the geography, people, government, economy, communications, transportation, military and transnational issues. - https://www.cia.gov/library/publications/the-world-factbook/geos/gl.html
Greenland - Find the basic facts about this island country, its culture, people, economy, and history, from a student report. - http://www.henry.k12.ga.us/pges/instruction/kid-pages/islands/Greenland/default.html
Geographia - Greenland - Regional information about Greenland including history and culture, accommodations, activities, points of interest, and transportation. - http://www.geographia.com/denmark/greenland.html