WASHINGTON, D.C. -- Ahead of Earth Day, National Geographic announced the ourHOME sweepstakes, part of the brand's Earth Month celebration. Open to anyone in the U.S over 18 years old, one lucky ...

Join us in the celebration with a chance to win a National Geographic-Lindblad Expeditions cruise to Antarctica for two! Ever dreamt of gliding on a Zodiac around enormous icebergs of the Antarctic ...

You must be 18 years or older to enter, and can submit an entry once per day starting April 15. The educational cruise includes airfare and access to National Geographic experts. In celebration of ...

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For most, a trip to Antarctica would be a once-in-a-lifetime experience — for Jenny Hartigan, a science teacher at Alameda’s Lincoln Middle School, it was also a chance to bring back firsthand ...