Río Sereno, also known as Sereno, is a small town, in the Renacimiento in the Chiriquí province of Panama close to the Costa Rica border.
G. K. Chesterton Lepanto y otros poemas. Poemas escogidos (Renacimiento, Sevilla, 2003).
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G. K. Chesterton, La cosa y otros artículos de fe (coedited with Aurora Rice) (Renacimiento, Sevilla 2010).
In 2009 the University of Northern Colorado studied the district of Renacimiento, whose capital is Rio Sereno.