Khthon documents mass graves, atrocity crimes, and forensic evidence from conflict zones worldwide. Our work is strictly humanitarian and apolitical.
This site may contain imagery and descriptions of deceased individuals, violent injuries, and human remains gathered in the course of active investigations. Content is presented for accountability and documentation purposes only.
Khthon documents mass graves, atrocity crimes, and forensic evidence from conflict zones worldwide. Our work is strictly humanitarian and apolitical.
This site may contain imagery and descriptions of deceased individuals, violent injuries, and human remains gathered in the course of active investigations.
Country / Region Overview
Russia's mass grave legacy begins at home with Stalin-era purges, but it extends outward through the wars fought by the Russian Armed Forces since the Cold War — from Afghanistan to Chechnya, and today in Ukraine.
Russian troops have been implicated in systemic atrocities — killings, torture, rape, and disappearances — often followed by organized concealment of bodies. In Afghanistan during the 1980s, numerous graves of Soviet victims and civilians have been uncovered; however, many were exhumed without archaeological care and critical forensic information was lost. In Chechnya during the 1990s and 2000s, exhumations by NGOs such as Victims of War revealed close to a thousand individuals across at least 80 sites. The best documented is Dachny, a dumping ground near Khalkala airfield outside Grozny, where bodies from torture and detention centers were disposed of in bulk.
"Identifying Russian-linked graves means watching for detention-site adjacency, road access for vehicles, and the characteristic geometry of machine-dug pits — the cartographic fingerprints of Russian military atrocity, reproduced across decades and continents."
— Khthon Field Assessment
The Wagner Group and other irregulars operating alongside Russian troops have mirrored these practices, particularly in Syria and occupied Ukraine. Wagner's documented use of summary execution and mass disposal — corroborated by satellite imagery, defector testimony, and survivor accounts — reinforces the continuity of Russian methods across theaters. The group's operations in the Sahel and across Africa have extended this pattern further, making Wagner a critical focus of Khthon's cross-theatre analysis.
For Khthon as a GEOINT organization, the Russian fingerprint on mass grave creation is recognizable and reproducible. Graves are frequently located near military and detention centers. Their proximity to roads is consistent — bodies are transported in bulk by vehicles, with sites chosen for accessibility as much as concealment. And Russian graves often bear the mark of mechanical equipment: excavators leave orthogonal trench lines, tread marks, and bucket scrape signatures visible in satellite imagery. At Manhush, outside Mariupol, Planet and Maxar imagery confirms these industrial traces.
1937–1938
Stalin's Great Terror — mass graves across the USSR
At the height of the Stalinist purges, an estimated 750,000 people are executed and buried in mass graves across the Soviet Union. Sites like Sandarmokh in Karelia and Butovo outside Moscow contain thousands of victims. Many sites remain only partially excavated. Memorial, the Russian human rights organisation, documented hundreds of such locations before being forcibly dissolved by the Russian state in 2021.
1979–1989
Soviet-Afghan War — graves and forensic loss
Soviet forces conduct a decade-long occupation of Afghanistan involving mass killings of civilians in villages across the country. Following Soviet withdrawal, the Taliban and subsequent governments have uncovered multiple grave sites containing hundreds of remains. Many have been excavated without archaeological care, destroying forensic evidence. Cross-referencing with Soviet-era military records and satellite imagery has been the primary methodology for site identification.
1994–2009
Chechnya — Dachny, Goragorskii, and the filtration system
Two Chechen wars produce documented mass grave landscapes. Russian forces operate filtration camps where suspected fighters and civilians are tortured and killed. Bodies are transported to disposal sites such as Dachny — a site near Khalkala airfield south of Grozny — where close to 50 individuals are confirmed in a single mass grave. The Goragorskii site follows the same pattern: detention-adjacent, road-accessible, mechanized. NGO investigators document over 80 sites containing approximately 1,000 individuals in just two years.
2013–Present
Syria — Wagner Group and Russian air campaign
Russian military advisers and Wagner Group forces operate in Syria alongside Assad regime troops. Documented executions, mass detention, and forced disappearances are accompanied by burial at sites including Tadamon and al-Qutayfah. Wagner personnel are identified in photographs and videos at execution scenes. The group's practices — summary execution, vehicle transport, rapid burial near operational sites — establish patterns later reproduced in Ukraine.
February 2022
Full-scale invasion of Ukraine
Russia launches a full-scale invasion of Ukraine on February 24, 2022. Within weeks, Russian forces occupy territories including Kyiv Oblast, Kharkiv, Kherson, and the Donbas. Wherever Russian troops operate, patterns of killing, filtration, and disappearance — established in Chechnya and Syria — are reproduced. Satellite imagery immediately begins showing soil disturbance and vehicle activity consistent with mass burial near Russian military positions.
March–April 2022
Bucha — extrajudicial killings documented
Following Russian withdrawal from Kyiv Oblast in late March 2022, Ukrainian forces and journalists enter Bucha and document 447 civilian bodies — many with signs of torture, bound hands, and execution-style wounds. Bodies are found in streets, yards, and improvised graves. Satellite imagery from Maxar confirms bodies were present during Russian occupation. Ukraine and international investigators begin war crimes documentation. The ICC opens a formal investigation.
September 2022
Izium exhumations — 447 graves, evidence of torture
Following Ukrainian recapture of Izium in Kharkiv Oblast, a forest burial site is discovered containing at least 447 graves. Many show evidence of torture, execution-style killing, and prolonged captivity. The site follows the established Russian pattern: adjacent to former detention facilities, accessible by road, partially mechanized. Ukrainian and international forensic teams begin systematic exhumation.
Ongoing
Khthon monitoring — GEOINT cartographic fingerprinting
Khthon applies the Russian grave fingerprint methodology — detention adjacency, road access, mechanical excavation signatures — across active monitoring of occupied Ukrainian territory. Manhush, Mariupol, Kherson Oblast, and Luhansk remain active analysis zones. Planet and Maxar time-series imagery is cross-referenced with ground truth from Ukrainian investigators and survivor testimony. Wagner Group activities in the Sahel are tracked as part of the same analytical framework.
Browse Khthon's full catalogue of country and case reports across seven global regions, or get involved with our ongoing investigations.
