American Bioregion Library

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Sub-Bioregional Portal I

Arctic & Subarctic Bioregion Library

Circumpolar tundra hydrology, sea-ice dynamics, sea-mammal hunting ethics, and the ancestral ecological knowledge of Inuit, Inupiat, and Yupik communities.
Sub-Bioregional Portal II

Boreal Forest Bioregion Library

Taiga woodland ecology, peatland carbon sinks, birch-bark canoe engineering, and the living heritage of Dene, Cree, and Innu peoples.
Sub-Bioregional Portal III

North Atlantic Coastal Bioregion Library

Estuarine fisheries, coastal salt marshes, hardwood agroforestry, and the governance of Haudenosaunee, Mi’kmaq, and Wampanoag nations.
Sub-Bioregional Portal IV

Pacific Coastal–Temperate Rainforest Library

Ancient cedar forestry, wild salmon stewardship, totem carving iconography, and the maritime culture of Haida, Tlingit, Coast Salish, and Nuu-chah-nulth nations.
Sub-Bioregional Portal V

Rocky–Sierra–Cordillera Mountain Library

High-altitude alpine ecology, headwater watershed conservation, cultural fire management, and the mountain traditions of Shoshone, Ute, and Salish communities.
Sub-Bioregional Portal VI

Mesoamerican Bioregion Library

Milpa companion agriculture, volcanic valley terracing, cenote karst hydrology, hieroglyphic writing, and the heritage of Maya, Nahua, Zapotec, and Mixtec peoples.
Sub-Bioregional Portal VII

Caribbean–Island Bioregion Library

Insular tropical marine biology, coral reef protection, hurricane resilience, cassava conuco farming, and Taíno and Kalinago ancestral heritage.
Sub-Bioregional Portal VIII

Northern Andes Bioregion Library

Páramo high-altitude wetland hydrology, cloud forest biodiversity, gold craftsmanship, and the heritage of Chibcha, Muisca, and Nasa communities.
Sub-Bioregional Portal IX

Amazon Basin Bioregion Library

The world’s largest tropical rainforest, riverine floodplain ecology, terra preta soil science, ethnobotanical medicine, and the stewardship of Yanomami, Kayapó, and Asháninka peoples.
Sub-Bioregional Portal X

Orinoco–Guiana Shield Bioregion Library

Tepui tabletop mountain ecosystems, Gran Sabana ecology, blackwater river systems, and the territory of Piaroa, Pemon, and Warao communities.
Sub-Bioregional Portal XI

Andean Highlands & Dry Valleys Library

High-altitude terrace agriculture (andenes), camelid pastoralism, water canal engineering, textile arts, and the knowledge of Quechua and Aymara societies.
Sub-Bioregional Portal XII

Chaco–Pantanal Bioregion Library

The world’s largest tropical wetland system, dry forest fauna, river pulse dynamics, and the knowledge of Guaraní, Nivaclé, and Ayoreo peoples.
Sub-Bioregional Portal XIII

Cerrado–Caatinga Bioregion Library

Central Brazilian savanna biodiversity, semi-arid thorny scrub biomes, water table recharge, and the territory of Xavante, Kraho, and Fulni-ô communities.
Sub-Bioregional Portal XIV

Atlantic Forest Bioregion Library

The biodiverse Mata Atlântica, coastal mountain streams, endemic flora restoration, and the heritage of Tupinambá and Guaraní Mbyá communities.
Sub-Bioregional Portal XV

Pampas–La Plata Bioregion Library

Temperate grassland soil science, Rio de la Plata estuarine hydrology, equestrian traditions, and the memory of Charrua, Het, and Rankülche communities.
Sub-Bioregional Portal XVI

Patagonian–Subantarctic Library

Wind-swept steppe dynamics, Fuegian archipelago canoeing, Valdivian temperate rainforests, and the stewardship of Mapuche, Selk’nam, Yaghan, and Kawésqar peoples.

African Bioregion Library

Official African Sub-Bioregion Hero Portals
Sub-Bioregional Portal I

Sahara & Oasis Desert Bioregion Library

Hyper-arid desert ecosystems, ancient oasis hydrology, subterranean foggaras, caravan routes, and the ecological wisdom of Tuareg and Berber communities.
Sub-Bioregional Portal II

Sahel Semi-Arid Transition Library

Semi-arid savanna belts, transhumance pastoral mobility, Great Green Wall anti-desertification, and customary land tenure of the Fulani and neighbors.
Sub-Bioregional Portal III

North African Mediterranean–Atlas Library

Mediterranean montane biomes, Atlas terraced agriculture, cork oak forests, coastal marine biology, and the heritage of Amazigh (Berber) societies.
Sub-Bioregional Portal IV

West African Savannah–Forest Mosaic Library

Sacred groves, agroforestry mosaics, Niger and Volta river basins, bronze and textile arts, and the worldviews of Yoruba, Dogon, and Akan peoples.
Sub-Bioregional Portal V

Central African Congo Rainforest Library

Earth’s second largest tropical rainforest, Congo Basin hydrology, canopy biodiversity, carbon science, and the forest knowledge of BaAka and Mbuti communities.
Sub-Bioregional Portal VI

East African Rift Valley–Highlands Library

The volcanic Great Rift Valley, montane forests, wildlife corridors, pastoralist cattle traditions, and the continuity of Maasai, Kikuyu, and Oromo societies.
Sub-Bioregional Portal VII

Horn of Africa Drylands & Highlands Library

The Ethiopian Massif, Simien biodiversity, endemic flora, frankincense dryland forestry, terraced agriculture, and the cultural archives of the Horn.
Sub-Bioregional Portal VIII

Southern African Savanna–Karoo–Cape Library

The Cape Floristic Region hotspot, fynbos botany, Namib and Kalahari adaptations, and the rock art and ethnobotany of San and Khoikhoi communities.
Sub-Bioregional Portal IX

African Great Lakes Basin Library

Lake Victoria, Tanganyika, and Malawi ecosystems, lacustrine fisheries, cichlid evolutionary science, and the traditions of Great Lakes societies.

Asian Bioregion Library

Official Asian Sub-Bioregion Hero Portals
Sub-Bioregional Portal I

Siberian Boreal & Arctic Tundra Library

Permafrost dynamics, northern taiga ecology, reindeer pastoralism, and the knowledge of Evenki, Nenets, Sakha, and Chukchi communities across subarctic Eurasia.
Sub-Bioregional Portal II

Central Asian Steppe & Desert Library

Vast grassland steppes, Gobi desert adaptations, nomadic horse culture, Silk Road oases, and pasture governance of Kazakh, Kyrgyz, and Mongolian herdsmen.
Sub-Bioregional Portal III

East Asian Temperate–Monsoon Library

Temperate broadleaf forests, monsoon river basins, Satoyama stewardship, rice-paddy agroecology, and the heritage of Ainu, Han, and Korean communities.
Sub-Bioregional Portal IV

Himalayan–Tibetan Highlands Library

The Tibetan Plateau (“Third Pole”), glacier hydrology, yak pastoralism, sacred mountain geography, and the science of Tibetan, Sherpa, and Ladakhi societies.
Sub-Bioregional Portal V

South Asian Monsoon Plains & Rivers Library

The Indus, Ganges, and Brahmaputra floodplains, monsoon agriculture, Sundarbans mangrove ecology, and the water-harvesting systems of South Asia.
Sub-Bioregional Portal VI

Southeast Asian Tropical Archipelago Library

Wallacea and Sundaland hotspots, equatorial canopy science, maritime voyaging, and the forest stewardship of Orang Asli, Dayak, Hmong, and Ifugao communities.
Sub-Bioregional Portal VII

Southwest Asian Arid–Oasis–River Library

The Tigris-Euphrates Fertile Crescent, ancient qanat canal engineering, date-palm oasis polyculture, and Near Eastern riverine agricultural heritage.
Sub-Bioregional Portal VIII

Arabian Peninsula Desert–Oasis Library

Rub’ al Khali hyper-arid ecology, Red Sea and Persian Gulf coral reefs, Bedouin nomadic navigation, and traditional frankincense dryland forestry.

European Bioregion Library

Official European Sub-Bioregion Hero Portals
Sub-Bioregional Portal I

Arctic–Nordic Europe Bioregion Library

Fennoscandian tundra ecosystems, boreal taiga dynamics, Arctic maritime navigation, and the reindeer herding knowledge of the Sámi across Sápmi.
Sub-Bioregional Portal II

Atlantic–Celtic Coast Bioregion Library

Coastal temperate rainforests, estuarine tidal hydrology, island agroforestry, fishing commons, and the oral traditions of Celtic and Atlantic communities.
Sub-Bioregional Portal III

Western European Interior Bioregion Library

Broadleaf deciduous woodland conservation, Rhine, Seine, and Loire river management, hedgerow ecology, and historical landscape architecture.
Sub-Bioregional Portal IV

Mediterranean Europe Bioregion Library

Evergreen sclerophyllous scrublands (maquis and garrigue), terraced olive and vine polyculture, and the wisdom of Basque, Iberian, Italic, and Hellenic cultures.
Sub-Bioregional Portal V

Alpine–Carpathian Mountain Spine Library

High-altitude alpine grasslands, glacial headwater hydrology, transhumance pastoralism, and the knowledge of Alpine and Carpathian mountain societies.
Sub-Bioregional Portal VI

Central European Green Heart Library

Mixed beech and oak forest ecosystems, Danube basin hydrology, traditional silviculture, and community-based watershed management.
Sub-Bioregional Portal VII

Northern Lowland–Baltic Bioregion Library

Coastal dune systems, post-glacial lacustrine wetlands, amber-bearing littoral zones, and the ancestral heritage of Baltic and Finno-Ugric peoples.
Sub-Bioregional Portal VIII

Eastern Forest–Steppe Bioregion Library

Chernozem black-soil science, forest-steppe biomes, Dnieper and Volga corridor protection, and Slavic oral epic and agricultural calendars.
Sub-Bioregional Portal IX

Balkan Mountain–Valley Bioregion Library

Dinaric Alps karst landscapes, subterranean hydrology, endemic Balkan flora, transhumance routes, and Southeastern European ethnobotanical traditions.
Sub-Bioregional Portal X

Black Sea–Caucasus Gateway Library

Caucasus biodiversity hotspots, Colchic temperate rainforests, ancient agrobiodiversity, and the linguistic and ecological heritage of Caucasian peoples.
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Unraveling the Mysteries of the Maya Tzolk’in Calendar

Maya Library Free Download Astrology Report Nawal Nahual

Deciphering the Sacred Numbers: The Tzolk’in Calendar

The Tzolk’in calendar, also known as the Divination or Sacred Round, is one of the oldest and most complex calendars in Mesoamerica. Comprising 260 days, this calendar is a multifaceted system of divination, astronomy, and timekeeping that has captivated scholars and enthusiasts alike for centuries. As a revered scholar-guardian of the Mayan Library, I will guide you through the intricacies of this enigmatic calendar, exploring its history, significance, and meaning within the broader context of Maya cosmology.

One of the most intriguing aspects of the Tzolk’in calendar is its unique structure, which consists of 20 day-signs, each representing a specific combination of two numbers from 1 to 13. These day-signs are further categorized into three groups: the Ahau (sun) and Kauab (dog) signs, which are associated with the sacred numbers 1 and 13, respectively, and the remaining 18 signs, which are considered more mundane. The Tzolk’in calendar also features a system of interlocking cycles, with the 260-day cycle being divided into 20 periods of 13 days each, plus a 13th day that serves as a bridge between the two cycles.

The Ahau and Kauab Signs: Divine and Lunar Associations

The Ahau and Kauab signs hold a special significance in the Tzolk’in calendar, as they are associated with the sacred numbers 1 and 13, respectively. The Ahau sign is linked to the sun god, Ahau, who is revered for his role in creating and sustaining life. In contrast, the Kauab sign is associated with the moon goddess, Ixchel, who is revered for her role in fertility, childbirth, and protection. These two signs serve as the foundation for the Tzolk’in calendar, representing the opposing forces of light and darkness, order and chaos.

The 20 Day-Signs: Cosmic Correspondences

The 20 day-signs of the Tzolk’in calendar are each associated with a specific combination of two numbers from 1 to 13. These combinations are believed to hold deep cosmic correspondences, reflecting the intricate web of relationships between the natural world, the gods, and humanity. For example, the sign of Ix (water) is associated with the number 8, which is considered a sacred number in Maya cosmology, representing fertility and abundance. Similarly, the sign of Cimi (death) is linked to the number 13, which is considered a number of transformation and renewal.

Calendar Correlations: Cholula and the Aztecs

Cholula Calendar Aztec Calendar
20-day cycle 365-day solar year
13-day cycle 260-day lunar year
Ahau-Kauab signs Aztec sun and moon signs

Frequently Asked Questions

Q: What is the significance of the Tzolk’in calendar in Maya cosmology?

A: The Tzolk’in calendar is a multifaceted system of divination, astronomy, and timekeeping that serves as a bridge between the natural world and the divine realm. It is a powerful tool for understanding the intricate web of relationships between the gods, the natural world, and humanity.

Q: How does the Tzolk’in calendar relate to the Aztec calendar?

A: The Tzolk’in calendar is closely correlated with the Aztec calendar, sharing similarities in their 20-day and 13-day cycles. However, the Tzolk’in calendar is considered a more sacred and mystical system, reflecting the unique spiritual traditions of the Maya people.

Q: Can I use the Tzolk’in calendar for divination and prediction?

A: Yes, the Tzolk’in calendar is often used for divination and prediction, as its 260-day cycle is believed to hold deep spiritual significance. However, it is essential to approach the Tzolk’in calendar with respect and reverence, recognizing its sacred nature and the complex spiritual traditions that underlie it.

Explore More

Delve into the rich cultural heritage of the Maya people by exploring the free, open archive at Mayan Library (mayanlibrary.org). Discover more about the Maya calendar, mythology, and daily life, as well as the latest research and discoveries in the field of Maya studies.

References & Further Reading

#MayaNahual #MayaNawal #MayanAstrology #FreeReport #FreeMayanReport #FreeMayanLibrary #OpenLibrary #MayaCalendar #Tzolkin #MayaCosmology #IndigenousKnowledge

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Every Symbol, Number, and Calendar — the full free, open archive. Jump to any page below.

Maya Signs Maya Numbers Maya Calendar Nawal Day-Signs Free Reading Report Blog
The 20 Day-Signs
01 · Imix — Crocodile 02 · Ikʼ — Wind 03 · Akʼbʼal — Night 04 · Kʼan — Maize 05 · Chikchan — Serpent 06 · Kimi — Death 07 · Manikʼ — Deer 08 · Lamat — Star 09 · Muluk — Water 10 · Ok — Dog 11 · Chuwen — Monkey 12 · Ebʼ — Road 13 · Bʼen — Reed 14 · Ix — Jaguar 15 · Men — Eagle 16 · Kibʼ — Waxing 17 · Kabʼan — Earth 18 · Etzʼnabʼ — Flint 19 · Kawak — Storm 20 · Ajaw — Sun
The Numbers (0–20)
0 · Mi 1 · Hun 2 · Ka’a 3 · Oox 4 · Kan 5 · Ho’ 6 · Wak 7 · Wuk 8 · Waxak 9 · Bolon 10 · Lajun 11 · Buluk 12 · Lajka’a 13 · Oxlajun 14 · Kanlajun 15 · Ho’lajun 16 · Waklajun 17 · Wuklajun 18 · Waxaklajun 19 · Bolonlajun 20 · Jun Kal
Calendar & Guides
Tzolk’in — 260-day Sacred Round Haab’ — 365-day Solar Year Long Count — Cosmic Time How to Calculate Your Nahual The Mayan Numbers Library All Numbers — Meanings Report Meaning of the Nawal Day-Signs Get Your Free Reading
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