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The Stone Circles Of Senegambia, The Largest Group Of Megalithic Complexes On Earth

If the largest concentration of dolmens on the planet is found on the Korean peninsula, the largest group of megalithic complexes corresponds to the central area of Senegal bordering the north of Gambia.

Surprised?

So was I!

But this just shows off the huge number of ancient sites that exist on Earth, which most people have no idea of.

In an area of 30,000 square kilometers between the two countries north of Janjanbureh (former Georgetown) we find the megalithic structures of a lost civilization.

These massive monuments are sometimes divided into the Wassu (Gambian) and Sine-Saloum (Senegalese) circles, but this is purely a national division from modern times.

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Wassu Stone Circles. Image Credit: CC BY-SA 2.0 Wikimedia Commons.

The megalithic structures found in Senegal and Gambia are usually divided into four large sites: Sine Ngayene and Wanar in Senegal, and Wassu and Kerbatch in the Central River Region in Gambia.

The monuments itself are a mystery.

So far, experts have not been able to date them, but it is mostly accepted that the megalithic structures were erected between the third century B.C. and the sixteenth century AD.

The megalithic stone circles of Senegambia are home to around 29,000 stones, 17,000 monuments, and 2,000 individual sites.

Archaeologists Todd and Ozanne first studied the monuments in 1903.

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Wassu stone circles. Image Credit: CC BY-SA 2.0 Wikimedia Commons.

The structures were declared a World Heritage Site by UNESCO in 2006.

Todd, together with Wolbach, carried out excavations on the monuments in 1911 and determined that their construction could not be attributed to the cultures that occupied the territories at that time.

Experts note that the construction of the Senegambian stone monuments is evidence of a prosperous and well-organized culture.

This conclusion was reached after experts calculated the amount of labor which was required to build such structures.

1280px Groepen stenen die een patroon vormen Wassu Gambia
Wassu Stone Circles. Image Credit: CC BY-SA 4.0 Wikimedia Commons.

The stones are believed to have been extracted from laterite quarries with the help of iron tools, although archaeologists have identified few of the quarries which are directly linked to particular sites.

How the ancient builders transported the massive blocks of stones from their quarry to their construction site remains an enigma.

Who these ancient people were is also a mystery.

Some archaeologists believe that the Serer people are the builders of the massive structures.

This theory comes from the fact that the Serer still use funerary houses like those found at Wanar.

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Stone Circles of Senegambia. Image Credit: CC BY 2.0 Wikimedia Commons.

The Serer people are the third largest ethnic group in Senegal making up 15% of the Senegalese population.

Burial mounds with human remains, ceramics, and other objects have been found around the monuments, although the relationship of these tombs with the stone circles is not very clear.

Some theories suggest that the builders of the structures were farmers, since most the circles are located close to rivers, but experts have discovered spears in some of the tombs, which seems to indicate that they were also hunters.

Most experts seem to agree that it is not known exactly if the tombs are prior to the circles, whether they are contemporary to the structures or if they were built later.

According to local legends, the circles would have been built around the tombs of the kings of the ancient empire of Ghana.

Circles of stone in Wassu Gambia have a particular history
Circles of stone Wassu Gambia. Image Credit: CC BY-SA 3.0 Wikimedia Commons.

The largest monolith is located in Wassu, Gambia, and it has a height of 2.59 meters and is part of a circle that includes another 10 stones.

However, the area that hosts the largest number of circles is Sine Ngayene, in Senegal, with 52 circles, one of them featuring double stone circles, and has a total of1102 stones.

Archaeological excavations carried out in 2002 concluded that some tombs clearly predate the megaliths.

So, in all the mystery that engulfs these megalithic structures, we do know one thing: the area hosts the largest group of megalithic complexes in the world, as we haven’t found so many megaliths in any other part of the world.

Featured image credit: Wikimedia Commons.

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Have The Ancient Ruins Of Atlantis Been Found In Antarctica?

YouTube Video Here: https://www.youtube.com/embed/EZDScpQ47Mk?feature=oembed&enablejsapi=1

I mean who doesn’t want to find Atlantis, right?

According to satellite images on Google Earth, there is a strange area in Antarctica which supposedly reveals a structure that, according to some theorists, could belong to lost ancient civilization, and not just any lost civilization, but Plato’s Atlantis.

As expected, the video detailing the possible ‘discovery’ was posted by the Conspiracy Depot channel, and it shows a series of lines that according to the video’s narrator, appear to have an artificial origin and have been exposed due to the melting of the ice in the region.

“The three parts of this structure are separated by equal distances and all are approximately seven meters long,” says Graham Maple, owner of the YouTube channel.

“It looks ancient, almost as if it had been carved into the rock itself. I think this was what was left of a building or structure. I think there were great civilizations in the ancient Antarctic continent and maybe Antarctica was even home to the mythical Atlantis, “he said.

2There is much-forgotten knowledge of our ancient history. We are beginning to scratch the surface with this new discovery,” concluded Maple.

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According to Mapple, Atlantis, or the ruins of another ancient empire, are buried somewhere beneath the Antarctic ice. Image Credit: Google Earth.

Coordinates: 64 ° 2’40.87 “S 59 ° 46’13.97” W (the discovery was made in the north of the Antarctic Peninsula).

So are these the Atlantean ruins that have eluded discovery for centuries?

If we read what Plato wrote about the mythical city/continent than no.

The Story of Atlantis

In Timaeus and Critias, written around 360 BC Plato described—through the voice of Critias—how Solon, a highly respected and well known Greek Statement traveled to Sais and met with priests from the goddess Neith.

It is there where an extremely old priest tells Solon about an empire that existed 9,000 years before him, which was at war with Athens.

Eventually, this empire identified as ‘Atlantis’ was destroyed by a great catastrophe.

Sonchis explained that Atlantis’ capital city was elaborately constructed, where great temples and palaces were erected, adorned by exotic gardens made of silver, gold and, ivory. Sonchis further described the capital of the Atlantean empire as being made of massive walls, which in turn were surrounded by circular islands protecting the inner citadel of the metropolis.

And according to Plato, Atlantis was located “beyond the Pillars of Hercules“. While Antarctica is beyond the pillars, it isn’t anywhere near where Plato said the mighty Atlantean empire disappeared.

However, as noted by experts, Antarctica wasn’t always the frozen continent and was certainly not always located where it today (geographically).

While this may not be Atlantis, it certainly is interesting to see what future explorations of the frozen continent will yield, and whether or not it’s possible that in the distant past, perhaps even before written history, great civilizations ruled the earth.

Featured image credit by Julian-Faylona Posted with Permission

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Are there different types of black holes? New method puts Einstein to the test

Black holes are considered cosmic gluttons, from which not even light can escape. That is also why the images of black holes at the center of the galaxy M87 and our Milky Way, published a few years ago by the Event Horizon Telescope (EHT) collaboration, broke new ground.

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Suspected debris strike delays Chinese spaceship’s return

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Trump again taps Musk ally Jared Isaacman to lead NASA

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New Zealand plans space mission, satellite fleet: Minister

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Nov. 5, 2025 – U. S. Marines Encounter “Huge Dark Mass” in Vietnam Jungle.

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Picture of universe getting clearer—but much remains unknown

Even though we can explore the universe with great precision, there is still a lot we don’t know, according to Ulf Danielsson, professor of theoretical physics at Uppsala University. Besides doing research, he is keen to explain science more broadly—most recently in the book “Människan är ett mirakel” (“Human Life is a Miracle”), a collaboration with author Björn Ranelid.

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Trying to find baby planets swaddled in dust

When it comes to finding baby, still-forming planets around young stars, the Atacama Large Millimeter/submillimeter Array (ALMA) observatory is astronomers’ most adept tool. ALMA has delivered many images of the protoplanetary disks around young stars, with gaps and rings carved in them by young planets. In new research, a team of researchers used ALMA to image 16 disks around young class 0/1 protostars and found that planets may start forming sooner than previously thought.

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Simulations suggest the early universe helped black holes grow big, but not in the long run

At the heart of the Milky Way, just 27,000 light-years from Earth, there is a supermassive black hole with a mass of more than 4 million suns. Nearly all galaxies contain a supermassive black hole, and many of them are much more massive. The black hole in the elliptical galaxy M87 has a mass of 6.5 billion suns. The largest black holes are more than 40 billion solar masses. We know these monsters lurk in the cosmos, but how did they form?

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Webb telescope spies Io’s volcanic activity and sulfurous atmosphere

Trapped in a gravitational push and pull between Jupiter and other Jovian moons, Io is constantly being stretched and compressed. Heat generated by these contortions has melted pockets of the moon’s interior so much that Io is our solar system’s most volcanically active body.

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A space historian explores how the advent of radio astronomy led to the USSR’s search for extraterrestrial life

As humans began to explore outer space in the latter half of the 20th century, radio waves proved a powerful tool. Scientists could send out radio waves to communicate with satellites, rockets and other spacecraft, and use radio telescopes to take in radio waves emitted by objects throughout the universe.

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Golf’s cruelest moment: The physics behind the ‘lip out’ phenomenon

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Photoinduced non-reciprocal magnetism effectively violates Newton’s third law

A theoretical framework predicts the emergence of non-reciprocal interactions that effectively violate Newton’s third law in solids using light, report researchers from Japan. They demonstrate that by irradiating light of a carefully tuned frequency onto a magnetic metal, one can induce a torque that drives two magnetic layers into a spontaneous, persistent “chase-and-run” rotation. This work opens a new frontier in non-equilibrium materials science and suggests novel applications in light-controlled quantum materials.

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Optimizing avalanche photodiode design for photodetection in the ultraviolet wavelength

Geiger-mode avalanche photodiodes (GM-APDs) are highly sensitive light detectors, capable of detecting single photons. Photons of certain wavelengths, when absorbed by photodiodes, generate electron-hole pairs in a process called impact ionization which can result in a multiplication of charges when occurring in an electric field.

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