Who doesn't love the cozy warmth of a crackling fireplace. But, let's face it, sometimes it's just expensive or impractical or both to put in a conventional wood-burning or even gas-buring unit. Venting alone can be a real challenge. However, there are alternatives available that require little or no installation and, sometimes, no venting. This is a quick, to-the-point overview of what's out there and the advantages of each.