Source: Photograph by WTL© on site in the Paso de Cortés, Puebla, México.
Image: This photo was taken a few hundred yards below the pass itself. Uno de los picos más impresionantes del mundo, ¿no?
Comment: For a photo of the professor-photographer taken by his drive from this vantage point, see: => Paso de Cortés #6a. For a model of the twin volcanos Popocatépetl and Ixtaccíhuatl, see the image at: => Panoyán (6a).