alcaria do cume, algarve, tavira, portugal

alcaria algarve ancient archaeological archeology calm celtic circuit cult cume dry faro footpath fuzeiros geology green hike hiking hill historic history landmark landscape magical megalith menhir monolith monument mountain nature neolithic outdoor panorama portugal prehistoric prehistory rock sandstone serra monchique stone tomb trekking vale valley view vilarinha walk tavira highest point eastern 525 meters above sea level near santa catarina fonte bispo autumn day