the megatithic monument in the middle of a rural area with a pine forest in the background

air ancient ansiães anta archeology art attraction behind boulder bragança building burial carrazeda castanheira cliff culture dolman dolmen forest fort geology grass grave heritage hills historic history hole landscape large leisure megalithic memorial monument mount mountain moura nature north old open pala plant portugal prehistoric rock ruins sculpture sky stone stones terrain tomb tourism tourist travel tree unesco vilarinho village wall wilderness wood Pala-da-Moura Vilarinho-da-Castanheira Trás-os-Montes