AVE-102 set of RENFE-AVE, seen running up the Terrer Viaduct, bound for Madrid. 
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At this stage and thanks to this 22% (1 in 45) gradient, the HSL leaves the Jalon Valley (through which it runs for a while to so as to serve Calatayud), and eventually heads towards the Sierra de Solorio.
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Ateca.
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May 2005.
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Photo by Carlos Sanz (csanz@menta.net) (Acknowledgements).
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Posting and comment by P.L.Guillemin (plguillemin@yahoo.fr).