Open book with a drawing of a man and a woman standing in front of a…

Woman sitting on a chair

Black and white painting on the wall of a building depicting a man…

Old map of Portugal and Spain on a piece of paper

Black and white poster of a man and woman sitting on a bench

Black and white photo of a stone carving on the side of a building

Topographic map of the city of Porto

Aerial view of a field with a circle in the center

Bronze sculpture of a woman sitting atop a pedestal