Anta da Estria

The cars and trucks go whizzing past. They used to be able to stop and refuel, allowing the people inside a chance to get out and stretch their legs. Now the motorway exit and nobody stops and gets out. The megalithic tomb is largely unvisited and only rarely seen as the vehicles rush past. The …

Tholos do Monge

Standing at the top of one of the highest peaks in the Sintra Mountains, you can see all around: Guincho Beach, the Atlantic Ocean, the Setúbal peninsula and the Arrabida Coast. Look down at your feet, and amidst the jumble of stones a circular structure stands out. This massive chamber is part of the Tholos …

Roman Villa of Freiria

This is a Roman site, but it does also have remnants of an Iron Age settlement. Most of the site is of Roman construction (1st century AD/CE), but there are remnants of earlier Iron Age buildings. Pottery from the Chalcolithic period was found on the site, indicating continued occupation from prehistoric to Roman times. Other …

Menir do Padrão

Standing tall on a hillside in the Algarve, this solitary menir bears witness to the vast stretches of time between us and the earliest occupation of this land by people, over seven thousand years ago. This menir is a tall stone of white limestone, the only one standing of a group that originally might have …

Interpretation Center of Megalithism

Portuguese name: Núcleo Interpretativo do Megalitismo Update November 2025: This interpretive centre is CLOSED at the moment. The guard at reception was not able to tell me when it might be reopened. Walk inside the beautiful Remedios Convent and follow the signs past the menirs on display, and you enter a small but fascinating museum …

Santa Vitória

Also known as: Povoado Pré-Histórico de Santa Vitória Climb the metal staircase which spirals 4 meters above the hilltop. Look around at the surrounding countryside: the farms, the nearby town, the water works behind you. Then look down at the hilltop surface. Look closely. There, carved into the ground are curving ditches and holes. They …