Niche sites often start from simple ideas, but sometimes they end up being built around unusual or very specific topics. Some people make websites about pets, travel, or fitness, while others pick unique areas like unusual hobbies, rare food items, or even products people do not often think about buying online. The interesting part is that even strange niches can bring traffic if the audience is curious or passionate about the subject. A site can even succeed if the topic seems odd at first glance, as long as it solves a problem or answers questions people search for. What is the most unusual niche you have seen or built that actually got attention? Did it end up being successful or just fun to test?