Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
With the launch of the WorldPerks Mall, Northwest Airlines WorldPerks frequent flyer members, from one convenient location, can earn WorldPerks Bonus Miles and other special offers from new and current partners when they shop and book online. Featured categories of the WorldPerks Mall include: Apparel & Accessories, Books, Music & Entertainment, Car Rental & Auto Services, Communications, Technology & Electronics, Credit Cards & Financial Services, Flowers & Gifts, Home, Leisure & Lifestyle, Hotels & Vacation Packages, and Variety.
Special partner offers are exclusively for WorldPerks members and are only available when members shop online at the new WorldPerks Mall. Enrolling in the WorldPerks program is available one click away from the WorldPerks Mall and new partners will be added and offers will be updated frequently, so members should visit often.