Orbitz and Nissan are sponsoring the Win a Trip of a Lifetime Sweepstakes where you could win a trip for two to Hawaii. Trip includes visits to Oahu, Maui, and Kaui, Hawaii; round trip airfare and 8 days/7 nights hotel accomodations. Enter this vacation sweepstakes by May 7, 2008 for a chance to win. Enter the Win a Trip of a Lifetime Sweepstakes.