Historical Geologic Maps

Service that allows you to download historical geologic maps of Portugal at various scales.

Geologic Map of Portugal (1876)

Geologic Map of Portugal (1888)

Geologic Map of Portugal (1894)

Hypsometric Map of Portugal (1906)

Sketch of the Quaternary Terrain of the Western Part of the Tagus and Sado Basins (1875)

To download more historical cartography, please visit the database of the Arquivo Histórico Geológico-Mineiro, which contains documents from the 19th and early 20th centuries - http://onlinebiblio.lneg.pt/archivesearch.aspx.