The source of the Roaring River was unknown; it likely began in a perilous area thousands of kilometers away—the continent's vastness meant that territories untouched by humans far exceeded their active range. Particularly regions like high mountains and flowing streams, primeval forests, deserts, and large lakes were forbidden zones for human life and the exclusive domains of magical beasts.
The Earl followed Liszt's pointing finger.
Snow Pear Castle was situated at the mouth of the Roaring River, with Little Riverheart Castle upstream, and even further upstream was Great Riverheart Fortress. However, Liszt's finger moved past Great Riverheart Fortress, continuing to extend upstream.
It finally settled on a location even further upstream—Three Dragons City.