The Guareña at La Bóveda Nature · La Bóveda de Toro, La Guareña, Zamora Image of La Bóveda de Toro, not of the place itself. The río Guareña, which gives its name to the whole comarca, crosses the municipal district and sustains its flood plains; the municipality, which in the middle of the nineteenth century reached 1,170 households, today counts 682 and 11.47 inhabitants per square kilometre. Photo: Rodelar (CC BY-SA 4.0) What to see and do in La Bóveda de Toro