Getting buried up to your neck in warm mud is a good way to relax and let it suck all the . It's just about the best spa experience I've ever had and I always feel terrific when it's done, but if you're wondering what it's all about, our Mud Bath 101 guide will answer all your questions.

You'll find several mud bath spots in Calistoga, at the north end of the Napa Valley.

Here's one to start: The signature treatment at Spa Ojai is called "Kuyam," a blend of Native American and modern traditions using cleansing mud, dry heat, inhalation therapy and guided meditation. All the heat and mud help clean your body and the meditation sweeps the cobwebs out of the brain.

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Through the end of April, everyone gets 3-, 4- and 5-day Park Hopper tickets for the kids' price. From now through the end of September, you can get a 5-day Park Hopper for the price of 3 days or a 6-day Hopper for the price of four. Buy your tickets online - it's the only way to get these discounts.