
Puerta de Chinchilla is a 15th-century fortified gateway in Alarcón, Cuenca, serving as the southern entrance to the medieval walled town. Featuring a distinctive composition of semicircular and depressed arches constructed from precisely-cut ashlars, the gate exemplifies Gothic defensive architecture refined during Juan Pacheco's renovations as Marquis of Villena. This independent access structure connected Alarcón with Chinchilla de Monte Aragón to the south, facilitating commerce while maintaining defensive integrity. As one of six surviving gates from an original seven, the Puerta de Chinchilla provides critical evidence of Alarcón's medieval urban layout and remains an atmospheric passage through centuries of history.