Explore details about location Av. San Martín. Av. San Martín is a location situated within the Municipio de Zapala alongside other areas such as Av. San Martín, Av. del Maestro, Ruta Nacional 22. Additionally, some smaller parts of Av. San Martín include specific areas like Av. del Maestro, Ruta Nacional 22 adding to the diversity of its landscape.