title: Sierra de Algairén
text: # Sierra de Algairén
  
  Sierra de Algairén is a mountain range in Aragon, Spain, located between the comarcas of Campo de Cariñena and Comunidad de Calatayud. The ridge's highest summit is Pico de Valdemadera (1,276 m).
  
  ## Description
  
  The Algairén Mountains are covered with forest made up pine, Carrasca (Quercus ilex), cork oak, and also maple trees. They are a Special Protection Area for birds.
  
  These mountains are part of the central area of the Iberian System and the summits are often covered with snow in the winter.
  
  