Persian rugs are a contradiction in terms. They're ubiquitous and utilitarian. They're works of art and coveted investment pieces. The rug you barely notice as you tromp from the couch to the kitchen could very well be an extremely expensive, 300-year-old objet d'art.
For a few people, the difference between a $5 million rug and a $400 rug is as clear as day. For the rest of us, how to tell if we're tracking mud over a rag or an heirloom?