Engravings on intaglio (opened in a slab)

Archaeology - Engraving - Valença

Citânia de Santa Luzia or Ruins of the old city of Santa Luzia.

Archaeology - Citânia - Viana do Castelo

Rock carvings of Montedor

Archaeology - Arte rupestre - Viana do Castelo

Mamoa do Chão da Pica

Archaeology - Mound - Viana do Castelo

Rock Sanctuary of Sabariz or Archaeological Site of Monte da Malafaia

Archaeology - Sanctuary - Viana do Castelo

Castro de Sabariz

Archaeology - Fortified Settlement - Viana do Castelo

Castro de São Caetano

Archaeology - Hillfort - Monção

Fortified Settlement of Cossourado

Archaeology - Settlement - Paredes de Coura