CANELAS, Portugal – More than 1,300 firefighters backed up by a dozen waterbombing planes battled three big wildfires in central and northern Portugal on Tuesday, with authorities putting most of the country on red alert for fires after weeks of hot weather. In the Arouca area, some 300 km (185 miles) north of Lisbon – where the largest of the fires has been raging since Monday -the civil protection service evacuated several dozen villagers from their homes and closed the scenic trails of Passadicos do Paiva, a popular tourist attraction. …Further north, a wildfire has been raging since Saturday in the Peneda-Geres national park near the Spanish border, enveloping nearby villages in thick smoke that led to orders for residents to stay at home on several occasions. …Three wildfires were raging in Spain’s region of Castile and Leon early on Tuesday, the most severe one near Avila, about 100 km (62 miles) west of Madrid.