Are you looking for some ice to cool down the hot summer days? If so, enter Gordon Jeweler's Summer Sweepstakes for your chance to win a pair of gorgeous diamond earrings. The grand prize is a pair of 1/3 CT. T.W. Noor-Certified Diamond Earrings in 14K White Gold worth nearly $600.

Entry is open to US residents aged 18 and above. The sweepstakes is void in AK, HI, NY, FL, and RI. You can enter once per person and email before July 31, 2008.

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If you'd like to own the type of digital camera preferred by many professionals, enter Ritz Camera's Nikon D60 DSLR Mega Outfit Giveaway. You'll win not only a top-quality DSLR camera, but also a ton of great accessories to go with it, included lenses, tripods, and instructional DVDs. The total prize value is nearly $2,150.

If you're wondering what the big deal about SLR cameras is (and to be honest, I was!), then check out What Are SLR Cameras? by Liz Masoner, our Photography Guide.

Entry is open to residents of the United States aged 18 and above. Enter once per person before July 31, 2008.

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Do you love to read? Do you have friends or family members who do as well? If so, you should be sure to enter Harper Collins' Free Books for a Year Sweepstakes. The grand prize is 12 copies of 12 fantastic books, including The Madonnas of Leningrad, Run, The Yiddish Policemen's Union, Animal, Vegetable, Miracle, Love Medicine, We Need to Talk About Kevin, The Gravedigger's Daughter, and more. These books would be fantastic for a book club or for any book lover. The prize value is over $2,000.

To enter, you must sign up for Harper Collins' newsletter, Book Chatter. I've signed up for several Harper Collins' newsletters over the years, and I don't think they come too often, and they tend to be interesting. You must also be a US resident aged 18 or above. You can enter once before August 26, 2008.

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EA Games is promoting its upcoming game, Dead Space, with a sweepstake that really appeals to us horror and sci-fi fans. They asked the game developers for a list of their favorite spooky movies, and they'll be giving them away - 100 DVDs worth! - in the EA - Dead Space 100 Favorite Horror Films Sweepstakes.

The films include great titles like Alien, Pitch Black, Total Recall, I-Robot, 12 Monkeys, 28 Days Later, and The Ring, which are some of my personal favorites. I'd love to be able to watch those over and over again! The grand prize is worth over $1,300.

Additionally, 15 first prize winners will each receive Dead Space swag worth $50 apiece. Entry is open to US residents aged 17 and above. The sweepstakes is void in Rhode Island. You can enter once until July 27, 2008.