Adventurer walks around Extremadura

Manuel Calderón, a 63-year-old from Villanueva de la Serena, begins a 2,300-kilometer walk around Extremadura, Spain, starting in Mérida. The journey, called 'La Vuelta a Extremadura Caminando,' will take 100 days to complete, averaging 23 kilometers per day. This is the first major regional walking route in Spain.

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