What Oruro's Devil Masks Mean Beyond Fear

Introduction

Oruro offers one of Bolivia’s most distinctive combinations of folklore and archaeology. At the city’s anthropological museum, elaborate devil masks from the famous Carnival of Oruro stand alongside prehistoric funerary objects, ancient burials and intentionally altered human skulls. Rather than presenting these as unrelated curiosities, the collections reveal how highland beliefs about the underworld, ancestors, mining and sacred power have overlapped across many centuries.

For visitors interested in Bolivia’s stranger heritage, this is not simply a display of frightening masks or unusual human remains. It is a place where Indigenous cosmology, colonial Christianity, archaeological evidence and living festival traditions are interpreted together. The result is a richer understanding of why Oruro’s famous devils represent far more than evil, and why modified skulls are archaeological evidence of social identity rather than mysterious anomalies.[Portal iBolivia]ibolivia.orgOpen source on ibolivia.org.

Devils, miners and sacred authority

The centrepiece of Oruro’s ethnographic collections is the evolution of the masks worn in the Diablada, the “Dance of the Devils” performed during the Carnival of Oruro. Although the masks resemble European images of demons, their meaning is far more complex than a simple battle between good and evil.

The mining history of Oruro shaped this symbolism. For generations, miners worked in dangerous conditions where cave-ins, poisonous dust and flooding were constant threats. Within local belief, the underground became associated with powerful supernatural forces. Offerings were made to a figure often called Tío, regarded as the protector and master of the mines. Rather than replacing these beliefs, Catholic traditions became intertwined with them, producing the distinctive religious blend seen during carnival. The devils ultimately submit to the Virgin of Socavón and the Archangel Michael, yet they also represent the dangerous spiritual forces that miners believed had to be respected rather than ignored.[sciencemuseumgroup.org.uk]collection.sciencemuseumgroup.org.ukScience Museum Group CollectionDiablada mask worn during the Diablada (Dance of the Devils) annual celebrations in Bolivia | Science Muse…

The museum’s displays help explain that these costumes belong to a living tradition rather than an extinct ritual. They preserve the craftsmanship, symbolism and changing styles of masks used by successive generations of performers while placing them within Oruro’s wider history of mining, pilgrimage and regional identity.[Portal iBolivia]ibolivia.orgOpen source on ibolivia.org.

Masks made for movement and transformation

One of the most striking aspects of the collection is how dramatically the masks evolved over time.

Early Diablada masks were comparatively restrained. During the twentieth century, artisans introduced increasingly elaborate designs with multiple horns, dragons, serpents, bulging eyes, metallic teeth and vividly painted surfaces. Many modern masks are deliberately theatrical, designed to be recognised from a distance while dancers move through crowded carnival streets accompanied by brass bands.

These masks are not intended as static sculptures. Their exaggerated proportions anticipate movement. Glittering mirrors, polished metal, coloured glass and layered paint catch changing light as performers dance, transforming the wearer’s identity rather than simply concealing it. Museums displaying Diablada masks outside Bolivia often emphasise this performative quality because removing the mask from its costume and choreography tells only part of the story.[horniman.ac.uk]horniman.ac.ukHorniman Museum and Gardensmask (dance & live theatreHorniman Museum and Gardens…

The collection also demonstrates how new visual elements entered the tradition. Dragons, snakes and fantastic hybrid creatures are now familiar features, reflecting centuries of artistic exchange rather than a single ancient symbolic system. Scholars generally interpret these masks as products of continual adaptation, where Indigenous beliefs, Catholic imagery, commercial workshops and individual master mask-makers all influenced their appearance.[maskmuseum.org]maskmuseum.orgDiablo de Tropa – Second FaceDiablo de Tropa – Second Face

Skulls, burials and highland archaeology

The museum’s archaeological galleries provide a very different encounter with death.

Alongside artefacts from pre-Columbian cultures, visitors encounter human remains recovered from ancient burials, including skulls that display intentional cranial modification. These elongated or reshaped skulls were not produced by disease or accident. Instead, they resulted from deliberate cultural practices during infancy, when gentle pressure was applied over long periods using bindings or boards while the skull remained flexible.[Portal iBolivia]ibolivia.orgOpen source on ibolivia.org.

Across the Andean highlands, intentional cranial modification served as a visible marker of identity. The precise meanings varied between communities and periods, but archaeologists commonly associate the practice with social status, ethnic affiliation, family lineage or regional tradition. The altered skulls therefore represent cultural choices rather than evidence of mysterious lost civilisations or non-human ancestry.

By displaying these remains alongside excavated burial goods and reconstructions of funerary architecture, the museum places them within their archaeological context. This approach distinguishes scientific interpretation from the sensational claims that often circulate online whenever elongated skulls are presented without explanation.[Portal iBolivia]ibolivia.orgOpen source on ibolivia.org.

Why these collections belong together

At first glance, carnival masks and prehistoric skulls appear unrelated. In Oruro they illuminate recurring themes about how societies understand authority, identity and the relationship between the living and the dead.

Both collections show that the human body can become a cultural canvas. Ancient communities permanently reshaped skulls to express belonging during life, while carnival dancers temporarily transform themselves through elaborate masks that allow them to embody supernatural figures during ritual performance.

The pairing also highlights continuity in the highland worldview. Archaeological evidence demonstrates long traditions of ritual treatment of the dead and symbolic expressions of social identity. The Diablada represents a later historical layer in which Indigenous cosmology merged with colonial Catholicism and the realities of mining life, producing one of South America’s most recognisable ritual performances. The museum encourages visitors to see these traditions as part of an evolving cultural landscape rather than isolated curiosities.[ibolivia.org]ibolivia.orgOpen source on ibolivia.org.

What visitors should expect

The museum is primarily an anthropological institution rather than a commercial “museum of horrors”. Its galleries combine archaeology, ethnography, folklore, ethnomusicology and regional history, allowing visitors to move between ancient burials, Indigenous material culture, carnival costumes and musical traditions in a single visit.[Portal iBolivia]ibolivia.orgOpen source on ibolivia.org.

For travellers interested in Bolivia’s unusual heritage, the greatest value lies in the connections the displays reveal. The devil masks are not presented as frightening novelties, nor are the altered skulls treated as unexplained mysteries. Instead, both collections are interpreted as evidence of how communities in Oruro have continually expressed belief, identity and sacred authority through objects that remain visually extraordinary while carrying meanings far deeper than their dramatic appearance.

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Endnotes

1. Source: ibolivia.org
Link:https://www.ibolivia.org/museo-antropologico-eduardo-lopez-rivas

2. Source: maskmuseum.org
Title: Diablo de Tropa – Second Face
Link:https://www.maskmuseum.org/mask/bolivia-diablo-2/

3. Source: maskmuseum.org
Link:https://www.maskmuseum.org/mask/maligno-demonio/

4. Source: maskmuseum.org
Link:https://www.maskmuseum.org/mask/diablesa-2/

5. Source: maskmuseum.org
Link:https://www.maskmuseum.org/mask/bolivia-jukumari-1/

6. Source: maskmuseum.org
Link:https://www.maskmuseum.org/mask/bolivia-condor-1/

7. Source: youtube.com
Title: Inside Oruro’s Carnival: Where Bolivian Devils Dance for the Virgin Mary
Link:https://www.youtube.com/watch?v=BOJBlK0GTck

8. Source: youtube.com
Title: The Carnival of Oruro
Link:https://www.youtube.com/watch?v=T2Atbi4oQu4

9. Source: collection.sciencemuseumgroup.org.uk
Link:https://collection.sciencemuseumgroup.org.uk/objects/co8612180/diablada-mask-worn-during-the-diablada-dance-of-the-devils-annual-celebrations-in-bolivia

10. Source: britishmuseum.org
Title: British Museumfestival-costume | British Museum
Link:https://www.britishmuseum.org/collection/object/E_Am2002-10-1-a

11. Source: horniman.ac.uk
Title: Horniman Museum and Gardensmask (dance & live theatre)
Link:https://www.horniman.ac.uk/object/3.5.66/1/

12. Source: britishmuseum.org
Link:https://www.britishmuseum.org/collection/object/E_Am1985

13. Source: britishmuseum.org
Link:https://www.britishmuseum.org/collection/object/E_Am2002-10-1-d

14. Source: britishmuseum.org
Link:https://www.britishmuseum.org/collection/object/E_Am1985

15. Source: collection.sciencemuseumgroup.org.uk
Link:https://collection.sciencemuseumgroup.org.uk/objects/co8612177/diablada-mask-worn-during-the-diablada-dance-of-the-devils-annual-celebrations-in-bolivia

16. Source: collection.sciencemuseumgroup.org.uk
Link:https://collection.sciencemuseumgroup.org.uk/objects/co8612178/diablada-mask-worn-during-the-diablada-dance-of-the-devils-annual-celebrations-in-bolivia

Additional References

17. Source: museosbolivia.blogspot.com
Link:https://museosbolivia.blogspot.com/2016/10/sala-3-del-museo-nacional-antropologico.html

Published: October 8, 2016

18. Source: museoantropologia.unito.it
Title: Image: Riproduzioni di maschere del Carnaval de Oruro (Ph. Marc
Link:https://www.museoantropologia.unito.it/maschere/

Published: December 11, 2022

19. Source: es.scribd.com
Title: Decreto Edil No 151 Mof 2024 Oficial
Link:https://es.scribd.com/document/730999373/Decreto-Edil-No-151-Mof-2024-Oficial

Published: September 1, 2023

20. Source: lammuseum.wfu.edu
Title: bolivia make a carnival mask
Link:https://lammuseum.wfu.edu/2020/05/bolivia-make-a-carnival-mask/

Published: May 1, 2020

21. Source: youtube.com
Title: Episodio # 4: Visita al museo antropológico Eduardo López Rivas: La Diablada
Link:https://www.youtube.com/watch?v=BSIv6nF1mk4

22. Source: youtube.com
Title: Massive Elongated Humanoid Skulls Of Oruro Bolivia
Link:https://www.youtube.com/watch?v=MkGhYZucf8Q

23. Source: descubriendobolivia.blogspot.com
Link:https://descubriendobolivia.blogspot.com/2014/05/deformaciones-craneanas-son-una.html

24. Source: museosbolivia.blogspot.com
Link:https://museosbolivia.blogspot.com/2016/05/museo-antropologico-eduardo-lopez-rivas.html

25. Source: lonelyplanet.com
Title: Museo Antropológico Eduardo López Rivas | Bolivia, South America | Attractions
Link:https://www.lonelyplanet.com/points-of-interest/museo-antropologico-eduardo-lopez-rivas/481856

26. Source: boliviaesturismo.com
Title: Eduardo López Rivas National Anthropological Museum
Link:https://boliviaesturismo.com/en/museo-nacional-antropologico-eduardo-lopez-rivas-oruro-boliviaesturismo/