stone walls and tower of castle over rocky cliff

europe portugal beiras sortelha vacation travel tourist gothic medieval old charming tree woods tranquility rustic sunny rocky landscape steep ground bush perched grove wall castle stronghold bastion fortress landmark historical architecture facade rampart masonry tower rook squared hilltop meadow craggy flinty weathered rough thicket highlands weeds stone roof house burgh walls over cliff covered trees day historic city center one most astonishing well preserved villages all