Cox Communications today announces its ‘North America: This Is Our Land’ sweepstakes. Cox Advanced TV customers can enter to win a trip for 4 to the Grand Canyon at www.CoxMyNorthAmerica.com. The contest, available now through June 16, 2013, supports the new seven-part series NORTH AMERICA on Discovery Channel. In the series, Discovery Channel turns the lens toward its homeland and captures a land where life collides with hostile, untamed wilderness in the most diverse, deadly environment on Earth. NORTH AMERICA begins its journey Sunday, May 19 at 9PM ET/PT and runs through Sunday, June 16.Traveling the continent for more than three years from the sub-zero Canadian tundra to the tropical rainforests of Panama, Discovery’s first, independently-produced natural history landmark series, NORTH AMERICA, reveals that “survival of the fittest” is truly the law here amid threatening terrain and ferocious weather. Crews spent 2,830 days on location on 250 separate expeditions, capturing more than 850 hours of footage.