Where are piquillo peppers originally from?

Piquillo peppers are originally from the region of Navarre in northern Spain, which is situated in Europe. Specifically, they are often grown in this region because of its unique climate and soil conditions that contribute to the pepper's distinct flavor and quality. These small, sweet, and flavorful red peppers are traditionally roasted and used in a variety of Spanish dishes. The connection to South America in the answer provided is not accurate for piquillo peppers, as they are not indigenous to that continent. Understanding their European roots is essential for recognizing their role in Spanish cuisine and culinary practices.