text: This serene and cheerful town on the river Tarn ' built , like Tou ? ­ louse , with red brick and so known as Albi la Rouge ' was once the scene of confrontations between the Cathar heretics , also known as Albigeois or Albigenses , and the Roman church .
  
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  Armies of Cathar heretics and Roman church battled near Albi la Rouge .