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 …

Praia das Maçãs Prehistoric Monument

Portuguese: Monumento pré-histórico da Praia das Maçãs Also known as: Tholos do Outeiro das Mós, or Tholos da Praia das Maçãs August 2024: The site is currently undergoing repairs and cannot be visited. In the Neolithic era, about 4,000BC, an artificial cave was dug on this site. It had a corridor and central burial chamber …

Necrópole de Carenque

ALSO KNOWN AS: Artificial Caves (Grutas Artificiais) of Tojal de Vila Chã Stand on the hilltop and listen. You can hear the hum of traffic on the nearby motorway. Heavy vehicles from the waterworks next door rumble softly. Aeroplanes gently roar overhead. Otherwise, within the fence, all is quiet. Wind blows the grass, and whistles …

Caves of Poço Velho

In Portuguese: Grutas do Poço Velho Under the bustling town, lies a twisting labyrinth of limestone karst caves. Feel the cold, smooth stone as you duck your head: those stones have been worn away by humans for tens of thousands of years. Look into the rounded nooks: people have lain their departed loved ones there. …