Perhaps the most famous (and fascinating) type of human relic from prehistoric times are megalithic constructions. These are symbolic or practical constructions made from enormous stone slabs. (Megalith means “large stones”) Portugal has hundreds, if not thousands, of megalithic sites. These generally include funerary structures, standing stones, and stone circles or enclosures.
Use the map in the sidebar to browse or search among the various prehistoric sites. (The “Filters” control in the top right corner allows you to select types of sites.) Highlighted map markers indicate sites that are described on this website. Below is a list of all the megalithic sites on our website (so far!).
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Menir da Torre
A fallen and broken stone, originally part of a menhir or standing stone. The stone is broken, and is lying beside the road as part of a stone border. It very likely was originally situated somewhere else, possibly in a field. The museum in Portimão has a display that says this is a “large monolith”…
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Menir de Odiáxere
Standing alone in a private garden, this stone proudly displays ancient carvings. (photographs graciously provided by one of our readers) This is a cylindrical menir, with the top broken. It is decorated with vertical bands of carved waving lines. (Serpentiform?) The menir was re-erected on the site where it was found by the landowner. Menir…
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Menir de Vale da França
This little stone stands peacefully in an urban environment. Having been moved from its original location, it now serves as an enigmatic reminder to passers-by that people had lived here and built markers like this many thousands of years ago. (photographs graciously provided by one of our readers) This was apparently found in the area…
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Pedra Moirinha
This rough stone is positioned in the middle of a sidewalk in an urban area of the town of Portimão. Having been moved from the distant mountains in prehistoric times, it was again moved in modern times because of construction. It now serves as an enigmatic presence in the urban context: challenging passers-by to think…
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Menir dos Três Bicos
This Neolithic stone stands again in a park, slightly removed from its original position. Whatever its original purpose, it now stands as a focal point in an urban environment. (photographs graciously provided by one of our readers) According to a post from the Museum of Portimão, this menhir was found fractured, lying on its side…





