What is the fine-grained topic of the following text: And interestingly enough, it was at the intersection of these two rivers where I had the opportunity to lay my hands on the powdery fine granite and quartz soils, inhaling the floral scent of blossoming almonds trees, in the 2,000 year old town of Formoselle, when I truly fell in the love with D.O. Only return the topic.
Experiencing the natural beauty and historical significance of Formoselle.