Castelo de Paiva (Portuguese pronunciation: [kɐʃˈtɛlu ðɨ ˈpajvɐ] ⓘ) is a town and a municipality of the Aveiro District in Portugal.Castelo de Paiva) and Entre-os-Rios (a bridge connecting Castelo de Paiva to Penafiel) collapsed, killing 59 people, including those in a bus from the Asadouro company and three cars that were attempting to get to the other side of the Douro river.The Mayor is Gonçalo Rocha, elected by the Socialist Party (PS).Administratively, the municipality is divided into 6 civil parishes (freguesias):[4] Researchers, archeologists and journalists have found documents[5] that proves the connection between Saint Anthony of Padua and Castelo de Paiva.His parents, Martim de Bulhões, and D. Teresa Taveira were born in this council.