Corpus Christi y Feria de Agosto Activity · Jamilena, Área Metropolitana de Jaén, Jaén Image of Jamilena, not of the place itself. Corpus Christi and its Octave, considered one of the most beautiful in the province, join the Romería de San Isidro and the Feria de Agosto in honor of the Virgen de la Natividad in Jamilena's festive calendar. 14-15 de mayo (San Isidro); 14-15 de agosto (Feria) Photo: Veinticuatro de Jahén (CC BY-SA 4.0) What to see and do in Jamilena