Within Bulgaria Hoaxes
What Was Bulgaria Really Digging for at Tsarichina?
A secret military dig pursued shifting paranormal claims but produced no extraordinary discovery before the shaft was sealed.
On this page
- How the secret excavation began in 1990
- Why the alleged target changed from treasure to non human remains
- What the sealed shaft and missing evidence left behind
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Introduction
The Tsarichina excavation is one of the strangest episodes in modern Bulgarian history: a secret military dig that began in 1990, consumed public resources for nearly two years, attracted psychics and paranormal claims, and ended without producing any verifiable discovery. Often called “Bulgaria’s Area 51”, the project became famous not because of what was found, but because the alleged target kept changing and because the authorities never provided a convincing public explanation. By the time the shaft was sealed with concrete in 1992, stories about hidden treasure, ancient beings, extraterrestrials and secret knowledge had become inseparable from the site itself. The result was a mystery that sits on the boundary between military secrecy, pseudoscience, folklore and post-communist uncertainty.[Wikipedia]WikipediaOpen source on wikipedia.org.
Unlike many famous hoaxes, Tsarichina is not a case where a single fraudster fooled the public. Instead, it shows how extraordinary claims can gain momentum when they are backed by authority, protected by secrecy and constantly reshaped to explain a lack of results.
How the Secret Excavation Began in 1990
On 6 December 1990, the Bulgarian Ministry of Defence launched a classified operation in the village of Tsarichina, northwest of Sofia. Military personnel established a guarded excavation site and began digging beneath the village under conditions of unusual secrecy. Contemporary and later accounts indicate that the operation was influenced by psychics who claimed to receive information about something buried underground.[Wikipedia]WikipediaOpen source on wikipedia.org.
The early justification reportedly centred on the possibility of locating a hidden treasure, often linked in later retellings to the medieval ruler Tsar Samuil. Bulgaria was emerging from the collapse of communist rule, and state institutions were undergoing profound upheaval. In that atmosphere, unconventional ideas sometimes found receptive audiences, including within parts of the military establishment.[Wikipedia]WikipediaOpen source on wikipedia.org.
The dig quickly departed from normal archaeological practice. Rather than being led by archaeologists working from physical evidence, it increasingly relied on alleged psychic guidance. According to accounts from participants and later investigations, directions about where to dig and what lay underground came from claimed paranormal communications rather than geological surveys or documented historical records.[Wikipedia]WikipediaOpen source on wikipedia.org.
This unusual combination of military authority and supernatural guidance gave the project an aura of importance. Villagers could see soldiers and equipment, but they could not see what justified the effort. The secrecy itself became evidence, in many observers’ minds, that something extraordinary must be hidden below.
Why the Alleged Target Kept Changing
One reason the Tsarichina story remains associated with dubious claims is that the object of the search shifted repeatedly.
Accounts connected to the excavation describe a succession of alleged targets:
- A buried treasure.
- A mysterious “yellow-haired monkey” or ape-like being.
- A Biblical figure.
- A non-human or extraterrestrial ancestor of humanity.
- A hermaphroditic being whose existence would supposedly overturn accepted ideas about human origins.[Wikipedia]WikipediaOpen source on wikipedia.org.
These changing explanations are significant because they reveal a common feature of pseudoscientific investigations: when expected evidence fails to appear, the theory adapts rather than being abandoned. Instead of the absence of findings ending the project, new claims emerged to justify continued digging.
Some versions of the story brought the famous Bulgarian clairvoyant Baba Vanga into the narrative. Later accounts claim that she was consulted and offered her own descriptions of a mysterious entity beneath the village. Whether all of the details attributed to her are authentic is difficult to establish, but her reputation added another layer of authority to the growing mythology surrounding the site.[Explorersweb]explorersweb.combulgarias area 51 the strange case of the tsarichina holeBulgaria's Area 51: The Strange Case of the Tsarichina Hole6 May 2026 — When the Bulgarian military dug where this creature s…
As media reports began leaking information about the operation, public fascination increased. Each new version of the target made the story more dramatic. The mystery evolved from a treasure hunt into a search for evidence that could supposedly rewrite human history.[vagabond.bg]vagabond.bgbulgarian x files 4600BULGARIAN X FILES28 Apr 2025 — By this time, the young, free Bulgarian media had heard about the Tsarichina Hole and were eager to report…
What Was Actually Found Underground?
The most important fact about Tsarichina is also the least sensational: no publicly verified extraordinary discovery was ever produced.
By the time the project ended in November 1992, the excavation had created a deep shaft and an extensive tunnel system. Reports commonly describe a tunnel roughly 160 metres long reaching depths of around 70 metres. Despite the scale of the operation, no treasure, alien remains, revolutionary artefact or scientifically documented anomaly was presented to the public.[Wikipedia]WikipediaOpen source on wikipedia.org.
Stories circulated about strange symbols, unusual chambers, psychic attacks, unexplained illnesses, mysterious lights and encounters with non-human entities. These claims became central to the legend but remain unsupported by independently verifiable evidence. Most originate from later testimonies, paranormal publications or retellings rather than documented scientific investigations.[Explorersweb]explorersweb.combulgarias area 51 the strange case of the tsarichina holeBulgaria's Area 51: The Strange Case of the Tsarichina Hole6 May 2026 — When the Bulgarian military dug where this creature s…
The distinction matters. The historical fact is that a military excavation occurred. The extraordinary discoveries are claims rather than demonstrated findings.
This gap between documented activity and undocumented conclusions is one reason sceptics often cite Tsarichina as an example of how myths can grow around genuine events.
Why the Sealed Shaft Fuelled Decades of Speculation
When the operation was terminated, the excavation was sealed with concrete. The closure created a perfect environment for conspiracy theories. A failed dig could have been forgotten; a sealed and secretive site encouraged people to imagine that something important had been hidden away.[vagabond.bg]vagabond.bgland fake mysteries 1809LAND OF FAKE MYSTERIES3 Jul 2020 — The excavations were terminated in November 1992. At that time, the Tsarichina Hole was 70 m deep and…
Adding to the mystery were later claims that records connected to the project had disappeared, been destroyed or become difficult to access. Documentary filmmakers and journalists investigating the case encountered conflicting accounts from participants. The resulting information vacuum allowed rumours to flourish.[Wikipedia]WikipediaOpen source on wikipedia.org.
Several recurring theories emerged:
- The military found something and concealed it.
- The excavation approached a dangerous underground structure.
- The psychics misled officials and nothing was ever there.
- Bureaucratic embarrassment encouraged officials to minimise what had happened.
The last explanation is often the simplest. Governments are not only capable of hiding discoveries; they can also be reluctant to publicise expensive mistakes. A secret project guided by paranormal claims that produced no results would have been embarrassing for military and political leaders in the early 1990s.
Was Tsarichina a Hoax?
The answer depends on how the term is defined.
There is no serious dispute that the excavation itself happened. Soldiers dug the tunnel, the Ministry of Defence was involved, and the site existed. The question is whether the extraordinary claims surrounding the excavation were deliberate deception, sincere belief or later embellishment.[Wikipedia]WikipediaOpen source on wikipedia.org.
Evidence points toward a mixture of factors rather than a single organised fraud:
- Sincere belief: Some participants appear genuinely to have trusted psychic guidance.
- Institutional failure: Military authorities devoted resources to claims that lacked scientific support.
- Media amplification: Reports of aliens, hidden entities and secret knowledge attracted far more attention than mundane explanations.
- Legend-building: Later retellings added dramatic details that are difficult or impossible to verify.[vagabond.bg]vagabond.bgbulgarian x files 4600BULGARIAN X FILES28 Apr 2025 — By this time, the young, free Bulgarian media had heard about the Tsarichina Hole and were eager to report…
For historians of deception and pseudoscience, Tsarichina is therefore less a classic hoax than a case study in how extraordinary narratives can emerge when official authority, secrecy and paranormal belief reinforce one another.
Why the Story Still Circulates
More than three decades later, Tsarichina remains one of Bulgaria’s most famous modern mysteries. Books, documentaries, podcasts and films continue to revisit the excavation, often presenting it as Bulgaria’s equivalent of Area 51. A 2024 feature film inspired by the episode demonstrates how deeply the story has entered popular culture.[Wikipedia]WikipediaOpen source on wikipedia.org.
Its endurance comes from a combination of unresolved questions and powerful storytelling elements: soldiers digging in secret, psychics directing operations, rumours of ancient knowledge and a tunnel sealed forever. Few mysteries offer such a dramatic mixture of state authority and paranormal speculation.
Yet the most historically defensible conclusion remains the simplest. A real military excavation took place. Extraordinary claims repeatedly shifted during the search. No verifiable evidence of treasure, alien remains or revolutionary discoveries was ever produced. The sealed shaft preserved not a proven secret, but a vacuum into which decades of speculation could flow.[Wikipedia]WikipediaOpen source on wikipedia.org.
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Endnotes
1.
Source: Wikipedia
Link:https://en.wikipedia.org/wiki/Tsarichina
2.
Source: vagabond.bg
Title: land fake mysteries 1809
Link:https://www.vagabond.bg/land-fake-mysteries-1809
Source snippet
LAND OF FAKE MYSTERIES3 Jul 2020 — The excavations were terminated in November 1992. At that time, the Tsarichina Hole was 70 m deep and...
Published: November 1992
3.
Source: vagabond.bg
Title: bulgarian x files 4600
Link:https://vagabond.bg/bulgarian-x-files-4600
Source snippet
BULGARIAN X FILES28 Apr 2025 — By this time, the young, free Bulgarian media had heard about the Tsarichina Hole and were eager to report...
4.
Source: explorersweb.com
Title: bulgarias area 51 the strange case of the tsarichina hole
Link:https://explorersweb.com/bulgarias-area-51-the-strange-case-of-the-tsarichina-hole/
Source snippet
Bulgaria's Area 51: The Strange Case of the Tsarichina Hole6 May 2026 — When the Bulgarian military dug where this creature s...
Published: May 2026
Additional References
5.
Source: reddit.com
Title: mystery of the hole dug in 19901992 in tsarichina
Link:https://www.reddit.com/r/UnresolvedMysteries/comments/p8gma4/mystery_of_the_hole_dug_in_19901992_in_tsarichina/
Source snippet
Mystery of the hole dug in 1990-1992 in Tsarichina Village...On 6.12.1990 (Day, Month, Year), locals in Tsarichina village become witnes...
6.
Source: me-bo-life.com
Link:https://www.me-bo-life.com/chris/chris-blog/2544797_the-tsarichina-hole-bulgaria-s-own-area-51
Source snippet
The Tsarichina Hole: Bulgaria's Own Area 51 - Me & Bo LifeJun 4, 2025 — Soldiers and engineers began to report mental stress, hallucinati...
7.
Source: youtube.com
Title: The Tsarichina Hole What the Military REALLY Found (Final Debunk)
Link:https://www.youtube.com/watch?v=mLOgKWR8IVo
Source snippet
Tsarichina excavation Bulgaria mystery Operation Sunray | Hunting the Entity in the Tsarichina Hole The Why Files...
8.
Source: youtube.com
Title: Operation Sunray | Hunting the Entity in the Tsarichina Hole
Link:https://www.youtube.com/watch?v=t1eGM-dTZu0
Source snippet
Inside Bulgaria’s Skinwalker Ranch | The Tsarichina Hole...
9.
Source: youtube.com
Title: Inside Bulgaria’s Skinwalker Ranch | The Tsarichina Hole
Link:https://www.youtube.com/watch?v=7SEo8a4XxpA
Source snippet
The Tsarichina Hole - Bulgaria’s Abandoned Psychic Excavation...
10.
Source: youtube.com
Title: The Tsarichina Hole
Link:https://www.youtube.com/watch?v=RghKAACfqM4
Source snippet
Bulgaria’s Tsarichina Hole is Pure NIGHTMARE Fuel...
11.
Source: youtube.com
Title: Bulgaria’s Tsarichina Hole is Pure NIGHTMARE Fuel
Link:https://www.youtube.com/watch?v=kJCuSGEhfwA
Source snippet
The Tsarichina Hole What the Military REALLY Found (Final Debunk)...
12.
Source: facebook.com
Link:https://www.facebook.com/OMGTheWhyFiles/videos/the-mystery-of-bulgarias-forbidden-excavation/2336695360118104/
13.
Source: music.amazon.com
Link:https://music.amazon.com/podcasts/813409c5-b082-43bc-8eba-f253a961faa5/episodes/4b4d87d4-4ebc-435f-8a0c-7d6eb085e8cd/belief-hole-paranormal-mysteries-and-other-tasty-thought-snacks-4-6-mystery-of-the-tsarichina-hole-psychic-attack-and-buried-entities?tag=searcht-20
14.
Source: xaluannews.com
Link:https://www.xaluannews.com/modules.php?file=article&name=News&sid=3266739
Source snippet
Xã Luận Tin NóngSecret Military Excavation At The Mysterious Tsarichina Hole...20 Sept 2021 — It all started with the fact that on Decem...
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