Grand Canyon of Greenland discovered! New things are being discovered everyday.
- ‘Grand Canyon of Greenland’ discovered under ice sheet (nbcnews.com)
- Another ‘Grand Canyon’ Discovered Beneath Greenland’s Ice (npr.org)
- Greenland Mega-Canyon Grander than the Grand Canyon (guardianlv.com)
- Another Grand Canyon Discovered Beneath Greenland’s Ice (npr.org)
- Geographical Facts About Greenland (geography.answers.com)