Enter Oyster's $100 Twitter giveaway! (And check out this week's top nine hotel deals -- win or lose)

Oyster is offering 40% off at the Majestic Colonial Punta Cana

Yes, you read that headline correctly -- you can win $100 off of your next hotel stay through Oyster.com's first-ever Twitter giveaway. Here's how:

The prize: $100 off your next booking with Oyster.com
To enter: tweet the following – “@OysterHotels I just entered to win $100 off my next hotel stay on Oyster.com! Where would u stay with an extra $100? http://bit.ly/9EhoAT”
Time period: 2 days (48 hours) from when the blog post goes up, 1 winner will then be selected randomly
Official rules: www.oyster.com/about/official-giveaway-rules/

UPDATE: The contest is now closed.

Sounds pretty good, right? And the $100 is only the start of the savings: If you book one of the top deals on Oyster this week, you'll save a heck of a lot more. Check out our list of the best hotels for the buck below.

List price: $367/night
Oyster's price: $153/night & up
You save: $214/night (58%)
Super sale dates: July 31-Aug. 5

Why we love it: Great harborside views; attentive service; spacious standard rooms; a celebrated restaurant; and a location on the site of one of Boston's most historic wharves

List price: $225/night
Oyster's price: $151/night & up
You save: $74/night (33%)
Super sale dates: August 5-9 (or any time in late July or August)

Why we love it: Stylish decor by Marcel Wanders; impeccable service; kitchen-equipped rooms; and notable after-parties at the Sunset Lounge

List price: $291/night
Oyster's price: $174/night & up (includes two all-inclusive meal plans)
You save: $116/night (40%)
Super sale dates: Any time in June, July 18-31

Why we love it: A giant pool; a wide selection of quality food; name-brand liquor; Jacuzzi-outfitted rooms, and a crowded but beautiful stretch of white-sand beach

List price: $337
Oyster's price: $239/night & up
You save: $97/night (29%)
Super sale dates: Now until June 10, 2010

Why we love it: Two excellent pools; a top-ranked golf course and spa; five tennis courts; excellent cuisine; and a clean, calm lagoon ideal for snorkeling

Bolongo Bay Beach Resort, St. Thomas

List price: $170/night
Oyster's price: $136/night & up
You save: $34/night (20%)
Super sale dates: June 9-30; July 1-14

Why we love it: An excellent soft-sand beach; great food; a laid-back vibe; and a warm, helpful staff

Terranea Resort, Los Angeles area

List price: $485/night
Oyster's price: $285/night & up
You save: $190/night (40%)
Super sale dates: June 6-10

Why we love it: A top-tier spa; nine holes of golf; five restaurants; three pools; breathtaking views and gorgeous, manicured grounds.

List price: $275/night
Oyster's price: $178/night & up
You save: $96/night (35%)
Super sale dates: June 2-30

Why we love it: A central location, two large pools, exotic landscaping (with caged parrots), a top-notch spa and fitness center, and a long beach where kids and teens run wild

List price: $284/night
Oyster's price: $199/night & up
You Save: $85/night (30%)
Super sale dates: July 30-August 1

Why we love it: Friendly service, a hunting lodge-like lobby, fantastic flat-screen TVs, Kiehl's bath products, Sferra linens, and a great gastro-pub restaurant

List price: $193/night
Oyster's price: $144/night & up
You save: $48/night (25%)
Super sale dates: June 20-August 31

Why we love it: A quiet, isolated beachfront, chic tower rooms with amazing ocean views, a nightly luau, a reasonably priced restaurant, and a more relaxed atmosphere than the bustling megaresorts