Gunung Padang
Indonesia · written from the published paper and its retraction
The paper said 27,000 years. Eighteen months later the journal withdrew it. What is actually under the hill is still a fair question.
- Latitude
- 6.9947° S
- Longitude
- 107.0561° E
- Site type
- punden berundak
- 2023 claim
- retracted 2024
- Open questions
- 4 logged
What is actually there
A hilltop in West Java, near the village of Karyamukti, covered in columnar basalt, the naturally hexagonal volcanic rock that fractures into long prism shapes. The stones are arranged into five terraces climbing the summit. Locals call this kind of structure a punden berundak, a stepped sacred terrace, and the form is well known across Indonesia.
It is a real archaeological site and a significant one. Nobody disputes that the surface terraces are human work. The disagreement is entirely about how far down, and how far back, that work goes. Conventional estimates for the megalithic surface structure run to a few thousand years.
The claim, and what happened to it
In October 2023, the journal Archaeological Prospection published a paper by Danny Hilman Natawidjaja and eleven colleagues, based on ground-penetrating radar, electrical resistivity tomography, seismic tomography, core drilling, trenching and radiocarbon dating. It argued that buried structures beneath the visible terraces represented a constructed pyramid, with the deepest phase dating to as much as 27,000 years ago.
If correct, that would be the oldest known monumental construction on earth by a very wide margin, and would require rewriting the timeline of human civilisation.
In March 2024 the paper was retracted.
The journal's editors-in-chief received multiple letters of concern from specialists in geophysics, archaeology and radiocarbon dating, investigated, and retracted the article with the publisher's agreement. All twelve authors disagreed with the retraction.
Why it was retracted, and the part worth understanding
The core problem was not the fieldwork. It was what the dates were attached to.
Radiocarbon dating tells you the age of organic material, in this case soil samples from drill cores. It does not tell you that a human being put that soil there. The reviewers' central objection was that the dated material could not be reliably interpreted as human occupation layers. Old organic soil buried under a structure dates the soil, not the structure.
Bill Farley of Southern Connecticut State University also noted, commenting for Nature, that there is no evidence of human settlement at Gunung Padang during the last Ice Age at all: no tools, no charcoal from hearths, no occupation debris.
A subsequent published reflection on the case noted that the paper also thanked Graham Hancock in its acknowledgements, and that the lead author has a long association with the argument that Atlantis was located in Indonesia. The reviewers' retrospective conclusion was that the investigation had been approached with its conclusion already in place.
What is still open
What is under the terraces?
The geophysics did detect subsurface structure. Retracting an interpretation does not delete the data. Something is down there. The honest options include natural columnar basalt formations, earlier construction phases of ordinary age, or a mixture. Resolving it requires excavation that can establish stratigraphic context, not more remote sensing.
How old is the surface structure?
Even the uncontroversial part is not precisely pinned down. Estimates for the megalithic terracing vary by thousands of years depending on method and on which layer is being dated.
How much did the damage outlast the correction?
The claim reached far more people than the retraction did. Articles are still circulating with the original figures. This is a structural problem with how extraordinary claims move, and it is not specific to this site.
Can dating ever settle a question like this?
The lesson here generalises. Almost every "far older than we thought" claim, here and at Giza and at the Sphinx, turns on the same issue: what exactly is being dated, and can it be tied to human activity? That question is worth asking every single time, including when the answer is one you like.
The retraction is the right call on the evidence. But I notice something uncomfortable about how the story gets told now, which is that "retracted" has become a way of not thinking about the site at all.
What if the interesting question was never the 27,000-year claim, and it is simply this: why did people build a terraced sanctuary on a remote volcanic summit, out of stones that fracture into columns all by themselves, and keep coming back to it for thousands of years? That question survives the retraction entirely intact, and almost nobody is asking it.
On Ancient Apocalypse
Gunung Padang opens the first episode of the Netflix series, presented as potential proof of a lost Ice Age civilisation. The episode aired in 2022, before the paper it drew on was published and well before it was retracted. If you watched the show and came here looking for what happened next: this is what happened next.
Sources
- Natawidjaja, D.H. et al., "Geo-archaeological prospecting of Gunung Padang buried prehistoric pyramid in West Java, Indonesia", Archaeological Prospection, 2023. The retracted paper.
- The formal retraction notice, Archaeological Prospection, March 2024.
- Ernenwein, E. and Tsokas, G., published reflection on the retraction and on the peer-review failures that allowed publication, in ArchéoSciences.
- Farley, B., comments to Nature on the absence of Ice Age occupation evidence at the site.
Last reviewed September 2026. Written from the published paper, the retraction notice, and the peer commentary.