As part of my home-buying process, I'm collecting home design inspiration photos like Celine Dion collects giant mansions. Last week, I drooled over dreamy kitchens. This week, it's bathrooms -- more specifically, bathtubs. Here are 15 fairytale bathtubs to inspire you ("ooh I want that!") and depress you ("there is no way in hell I could ever afford that!"). Proceed with caution!