Photos:

• Archive of the Department of the Environment, Land Organisation and Housing
• Archive of the Government of Navarra’s Tourism Service
• Archive of the “Señorío de Bértiz” Natural Park
• José Ardaiz
• Jose Antonio Martínez
• Luisa Arana

Cartography:

• Environmental Information Systems of Navarra (SIAN).
• Territorial Information Systems of Navarra (SITNA).

Design: Iñigo Villar. Gestión Ambiental, Viveros y Repoblaciones de Navarra S.A.