Castle and tower, Sortelha, Serra da Estrela, Beira Alta, Centro, Portugal, Europe

horizontal color image travel destinations travel outdoors day copy space cloud building architecture no people portugal europe sortelha serra da estrela beira alta centro castle fortress built structure stone wall tower weathered rock formation rock tree steps past history old ruin trees travel destination tourist destination tourist destinations rock formations rocks outdoor outside castles fort forts fortified fortification historic historical daytime