priceline.com
expedia.com
hotels.com
kayak.com (I really like this one for flights, does well internationally too)
I've also used: http://www.bedandbreakfast.com/

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Life is too short not to love and be loved....preferably multiple times in one night.

I think men talk to women so they can sleep with them and women sleep with men so they can talk to them. ~ Jay McInerney