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| Tiwanaku Gateway of the Sun | |
|---|---|
| Name | Gateway of the Sun |
| Native name | Portada del Sol |
| Location | Tiwanaku, La Paz Department, Bolivia |
| Material | Andesite |
| Height | 3.5 m |
| Period | Middle Horizon |
| Culture | Tiwanaku culture |
Tiwanaku Gateway of the Sun is a monumental andesite arch carved during the Tiwanaku horizon near Titicaca in the Altiplano of the Andes. The monolith functions as both architectural portal and sculptural relief, central to the Tiwanaku site south of La Paz and near the modern Aymara communities. It has been a focus of archaeological, iconographic, and ethnohistorical study involving scholars from institutions such as the Museo Nacional de Arqueología, Oxford, Smithsonian, and Chicago.
The Gateway is a single-piece carved andesite portal roughly 3.5 metres high set originally within the monumental plaza at Tiwanaku, near monumental platforms like Akapana and the Kalassaya. Its rectangular slab contains a central deity figure in high relief flanked by four panels of smaller attendant figures arranged in registers reminiscent of stonework at Pumapunku and parallels in Wari masonry. The stone exhibits reddish-brown weathering and tool marks comparable to andesite monuments at Copacabana and lithic workshops discussed by teams from INAR and researchers affiliated with Harvard. Architectural placement hypotheses reference alignments with the Titicaca Basin horizon line and adjacent plaza paving associated with Kalassaya drainages mapped by surveyors from National Geographic.
The central figure, often termed a Staff Deity by comparative scholars from Andean studies programs at Chicago and Berkeley, holds two staffs and is surrounded by anthropomorphic and zoomorphic beings whose regalia resembles motifs from Chavín and iconography recorded in colonial chronicles by Pedro Cieza de León and Diego de Rosales. Bands of small figures form rows, some with barbed headdresses comparable to textile patterns preserved in the MUSEF collections and ceramic repertoires from sites excavated by teams from UMSA. While the carving lacks a written script, repetitive glyph-like motifs have been compared to symbolic registers in Nazca and Moche iconographic corpora by researchers at Yale and Penn.
Chronologies produced through typological comparison and radiocarbon contexts at Tiwanaku associate the Gateway with the Middle Horizon (c. 400–1000 CE), a timeframe overlapping expansions of the Tiwanaku polity and contemporaneous with regional polities such as Wari and postdating sites like Chavín. Stratigraphic reports by excavation teams from INAR and international projects led by scholars from Bonn and Cambridge have used calibrated radiocarbon dates from organic materials in plaza fills adjacent to Akapana and Pumapunku to refine occupation phases. Ceramic typologies align the monument with a state-level ceremonial center implicated in regional exchange networks across the Andes and the Titicaca Basin.
European awareness of the Gateway emerged during nineteenth-century expeditions by travelers linked to institutions such as the Royal Geographical Society and reports circulated in journals from British Museum circles. Systematic excavation in the twentieth century involved archaeologists from Bolivia and international teams affiliated with Chicago, Penn, and agencies like UNESCO, which later listed Tiwanaku as a World Heritage Site candidate. Conservation efforts have included structural stabilization by specialists from ICOMOS and material analysis by laboratories at Smithsonian and Conservation Centre Bolivia, addressing weathering, lichen colonization, and fractures. Debates over in situ preservation versus removal to museums engaged stakeholders from Instituto Boliviano de Cultura and indigenous representatives from Aymara and Quechua communities.
Interpretations range from the Gateway as a cosmological map to a dynastic or calendrical emblem. Comparative iconographic analysis by specialists at Cambridge, Chicago, and Museo Nacional de Arqueología situates the central deity within Andean cosmologies related to Titicaca origin myths recorded in colonial sources by Pablo José de Arriaga and later ethnohistoric syntheses by Alfred Métraux and Ada Diez-style scholars. Some analysts correlate the attendant figures with social hierarchies attested in burial assemblages excavated at Tiwanaku and with iconographic parallels at Moquegua and southern Peruvian sites documented by researchers from PUCP and UNMSM.
The Gateway has become an emblem of Bolivian heritage featured in museum exhibits at Museo Nacional de Arqueología, replicas in public spaces in La Paz and Cochabamba, and reproductions circulating in collections curated by Museo del Oro and international institutions such as British Museum and Louvre exhibitions on Andean art. Contemporary artists and political movements, including cultural festivals supported by the Ministry of Cultures and Tourism, reference the motif in posters, textiles, and public sculptures, linking Tiwanaku to national narratives promoted by administrations from Evo Morales to municipal governments in La Paz. Scholarly conferences at AAA and panels at International Congress of Americanists continue to reassess the monument’s meaning in light of new findings from interdisciplinary projects at Bonn, Oxford, and regional universities.
Category:Tiwanaku Category:Andean archaeology Category:Monuments and memorials in Bolivia