Calvos Oak

The Calvos Oak (Portuguese: Carvalho de Calvos) is a European oak located in the parish of Calvos, in Póvoa de Lanhoso, Portugal. It is estimated to be about 510 years old, as of 2015 it stands tall and had a diameter at breast height of with a canopy diameter of . It is considered to be the oldest oak in the Iberian Peninsula.