Old gold mine buildings, Rodalquilar, Cabo de Gata natural park, Almeria, Andalusia, Spain, Europe

Old houses in the old port town of Massawa, Eritrea, Africa

Santa Laura Salpeter mine, UNESCO World Heritage Site, Atacama desert, Chile, South America

Ruined bombed house in the old port town of Massawa, Eritrea, Africa

Roman town of Herculaneum, UNESCO World Heritage Site, Campania, Italy, Europe

Old carriages of the Italian railway from Massawa to Asmara, Eritrea, Africa

Humberstone Saltpeter Works, UNESCO World Heritage Site, northern Atacama, Chile, South America