Jurassic Beach
A seabed that is almost 169 million years old

19.03.2017
Portuguese Calçada Across the World
Its origin and worldwide expansion

30.01.2017
Pedras Parideiras (rock delivering stones)
When stones give birth to stones

23.11.2016
The Great Source of Portuguese Marble
The Estremoz Anticline

23.09.2016
465 Million Years of History
Arouca Trilobites

16.09.2016
Can an Inactive Stone Quarry be Environmentally Beneficial?
Impact as an environmental catalyst

10.09.2016