archeological site
An archaeological site is a place (or group of physical sites) in which evidence of past activity is preserved (either prehistoric or historic or contemporary), and which has been, or may be, investigated using the discipline of archaeology and ...
, located in the valley of the same name. El Abra is situated in the east of the municipality
Zipaquirá
Zipaquirá () is a municipality and city of Colombia in the department of Cundinamarca. Its neighboring municipalities are Cogua and Nemocón to the north; Tocancipá to the east; Tabio, Cajicá and Sopó to the south; and Subachoque and Pacho ...
extending to the westernmost part of
Tocancipá
Tocancipá () is a municipality and town of Colombia in the Central Savanna Province, part of the department of Cundinamarca. Tocancipá is situated in the northern part of the Bogotá savanna, part of the Altiplano Cundiboyacense in the Eastern ...
Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
. The several hundred metres long series of
rock shelter
A rock shelter (also rockhouse, crepuscular cave, bluff shelter, or abri) is a shallow cave-like opening at the base of a bluff or cliff. In contrast to solutional caves (karst), which are often many miles long, rock shelters are almost alway ...
s is in the north of the
Bogotá savanna
The Bogotá savanna is a montane savanna, located in the southwestern part of the Altiplano Cundiboyacense in the center of Colombia. The Bogotá savanna has an extent of and an average altitude of . The savanna is situated in the Eastern Range ...
on the
Altiplano Cundiboyacense
The Altiplano Cundiboyacense () is a high plateau located in the Eastern Cordillera of the Colombian Andes covering parts of the departments of Cundinamarca and Boyacá. The altiplano corresponds to the ancient territory of the Muisca. The Alti ...
,
Eastern Ranges
The Eastern Ranges is an Australian rules football team in the NAB League, the Victorian statewide under-18s competition.
The club is a founding member of the competition (1992) and has produced several players for the Australian Football Leagu ...
of the Colombian
Andes
The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...
at an altitude of . The rock shelter and
cave
A cave or cavern is a natural void in the ground, specifically a space large enough for a human to enter. Caves often form by the weathering of rock and often extend deep underground. The word ''cave'' can refer to smaller openings such as sea ...
system is one of the first evidences of
human settlement
In geography, statistics and archaeology, a settlement, locality or populated place is a community in which people live. The complexity of a settlement can range from a minuscule number of dwellings grouped together to the largest of ci ...
in the
Americas
The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World.
Along with th ...
, dated at 12,400 ± 160 years BP. The site was used by the
hunter-gatherer
A traditional hunter-gatherer or forager is a human living an ancestrally derived lifestyle in which most or all food is obtained by foraging, that is, by gathering food from local sources, especially edible wild plants but also insects, fungi, ...
s of the
Late Pleistocene
The Late Pleistocene is an unofficial Age (geology), age in the international geologic timescale in chronostratigraphy, also known as Upper Pleistocene from a Stratigraphy, stratigraphic perspective. It is intended to be the fourth division of ...
epoch.
Etymology
The name El Abra is taken from a large
hacienda
An ''hacienda'' ( or ; or ) is an estate (or ''finca''), similar to a Roman ''latifundium'', in Spain and the former Spanish Empire. With origins in Andalusia, ''haciendas'' were variously plantations (perhaps including animals or orchards), ...
of that name at the foot of the western portion of the rock formation. The eastern side of the outcropping sandstones is accessible. Climbing activities at these ''Rocas de Sevilla'' are organised.
Stratigraphy
The first research in the place was conducted in 1967, and the stratigraphy of lithic instruments,
bone
A bone is a Stiffness, rigid Organ (biology), organ that constitutes part of the skeleton in most vertebrate animals. Bones protect the various other organs of the body, produce red blood cell, red and white blood cells, store minerals, provid ...
s and vegetal
charcoal
Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents. In the traditional version of this pyrolysis process, cal ...
with
radiocarbon dating
Radiocarbon dating (also referred to as carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon.
The method was dev ...
Indiana University
Indiana University (IU) is a system of public universities in the U.S. state of Indiana.
Campuses
Indiana University has two core campuses, five regional campuses, and two regional centers under the administration of IUPUI.
*Indiana Universit ...
collaborated in a deeper research. In 1970, the
Dutch
Dutch commonly refers to:
* Something of, from, or related to the Netherlands
* Dutch people ()
* Dutch language ()
Dutch may also refer to:
Places
* Dutch, West Virginia, a community in the United States
* Pennsylvania Dutch Country
People E ...
Foundation for the Advancement of Tropical Research (NWO-WOTRO) discovered four new preceramic sites and the analysis of lacustrine sediments allowed a more accurate understanding of the paleoclimate and flora.
Fúquene stadial
The Fúquene stadial, named after
Lake Fúquene
Lake Fúquene is a heart-shaped lake located in the Ubaté-Chiquinquirá Valley, part of the Altiplano Cundiboyacense, in the north of Cundinamarca, Colombia, at the border with Boyacá. The Andean lake, at an average altitude of , was consider ...
, close to the village of the same name, is defined from 15,000 to 12,500 BP. It is characterized by a cold climate, flora typical of
páramo
Páramo () can refer to a variety of alpine tundra ecosystems located in the Andes Mountain Range, South America. Some ecologists describe the páramo broadly as "all high, tropical, montane vegetation above the continuous timberline". A narrower ...
About 12,500 years ago, a gradual rise of temperature allowed the return of
Andean
The Andes, Andes Mountains or Andean Mountains (; ) are the List of mountain ranges#Mountain ranges by length, longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range i ...
cloud forest
A cloud forest, also called a water forest, primas forest, or tropical montane cloud forest (TMCF), is a generally tropical or subtropical, evergreen, montane, moist forest characterized by a persistent, frequent or seasonal low-level cloud c ...
and the settlement of many animal species, making
hunting
Hunting is the human activity, human practice of seeking, pursuing, capturing, or killing wildlife or feral animals. The most common reasons for humans to hunt are to harvest food (i.e. meat) and useful animal products (fur/hide (skin), hide, ...
easier. Artefacts of this period are called ''abriense'':
flint (tool)
A stone tool is, in the most general sense, any tool made either partially or entirely out of stone. Although stone tool-dependent societies and cultures still exist today, most stone tools are associated with prehistoric (particularly Stone A ...
s, and
chopper core
In archaeology a chopper core is a suggested type of stone tool created by using a lithic core as a Chopper (archaeology), chopper following the removal of lithic flake, flakes from that core. They may be a very crude form of early handaxe although ...
s. As the climate was more benign, the cave system was gradually abandoned.
Tibitó stadial
The excavations of this period, near
Tocancipá
Tocancipá () is a municipality and town of Colombia in the Central Savanna Province, part of the department of Cundinamarca. Tocancipá is situated in the northern part of the Bogotá savanna, part of the Altiplano Cundiboyacense in the Eastern ...
at Tibitó, dated at 11,400 years BP, show lithic instruments, bone tools and remains of
Pleistocene megafauna
Pleistocene megafauna is the set of large animals that lived on Earth during the Pleistocene epoch. Pleistocene megafauna became extinct during the Quaternary extinction event resulting in substantial changes to ecosystems globally. The role of hu ...
, such as
mastodon
A mastodon ( 'breast' + 'tooth') is any proboscidean belonging to the extinct genus ''Mammut'' (family Mammutidae). Mastodons inhabited North and Central America during the late Miocene or late Pliocene up to their extinction at the end of th ...
horse
The horse (''Equus ferus caballus'') is a domesticated, one-toed, hoofed mammal. It belongs to the taxonomic family Equidae and is one of two extant subspecies of ''Equus ferus''. The horse has evolved over the past 45 to 55 million y ...
(''Equus amerhipuus lasallei''), and deer (''
Odocoileus virginianus
The white-tailed deer (''Odocoileus virginianus''), also known as the whitetail or Virginia deer, is a medium-sized deer native to North America, Central America, and South America as far south as Peru and Bolivia. It has also been introduced t ...
'') with traces of ritual ceremonies.
El Abra stadial
Dated 11,000 BP, it is characterized by a new cooling of the climate, recession of the forests and a last period of extending
glaciation
A glacial period (alternatively glacial or glaciation) is an interval of time (thousands of years) within an ice age that is marked by colder temperatures and glacier advances. Interglacials, on the other hand, are periods of warmer climate betw ...
s. From this period the archaeological site of
Tequendama
Tequendama is a preceramic and ceramic archaeological site located southeast of Soacha, Cundinamarca, Colombia, a couple of kilometers east of Tequendama Falls. It consists of multiple evidences of late Pleistocene to middle Holocene populati ...
shows lithic instruments (''Tequendamenses tools'') with a more smooth manufacture, many of them made with materials brought to this place from the
Magdalena River
The Magdalena River ( es, Río Magdalena, ; less commonly ) is the main river of Colombia, flowing northward about through the western half of the country. It takes its name from the biblical figure Mary Magdalene. It is navigable through much of ...
valley, such as
quartzite
Quartzite is a hard, non- foliated metamorphic rock which was originally pure quartz sandstone.Essentials of Geology, 3rd Edition, Stephen Marshak, p 182 Sandstone is converted into quartzite through heating and pressure usually related to tect ...
. At Tequendama, evidence for domestication of
guinea pig
The guinea pig or domestic guinea pig (''Cavia porcellus''), also known as the cavy or domestic cavy (), is a species of rodent belonging to the genus ''Cavia'' in the family Caviidae. Breeders tend to use the word ''cavy'' to describe the ani ...
s has been uncovered.
Holocene
Around 10,000 years BP, the last glaciation ended and the Andean forests appeared again. The lithic instruments show a rise in recollecting activities, with
rodent
Rodents (from Latin , 'to gnaw') are mammals of the order Rodentia (), which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents. They are na ...
s and
vegetable
Vegetables are parts of plants that are consumed by humans or other animals as food. The original meaning is still commonly used and is applied to plants collectively to refer to all edible plant matter, including the flowers, fruits, stems, ...
s consumed, and lower amounts of large animals hunted. The El Abra caves were abandoned gradually, while other nearby rock shelters like
Nemocón
Nemocón is a municipality and town of Colombia in the Central Savanna Province, part of the department of Cundinamarca. Nemocón, famous for its salt mine, was an important village in the Muisca Confederation, the country in the central Colomb ...
and open area settlements as
Checua
Checua is a preceramic open area archaeological site in Nemocón, Cundinamarca, Colombia. The site is located north of the town centre.Gómez Mejía, 2012, p.146 At Checua, thousands of stone and bone tools, stone flakes and human remains have ...
were populated.
Aguazuque
In Aguazuque, around 5,000 BP,
agriculture
Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to ...
was established on elevated terraces, grinding stone instruments can be observed in association with itinerant habits. The ''abriense'' type instruments disappear.
Tourism
While access to the western Zipaquirá part of the rock formation is restricted as it is located on private lands, the eastern area in Tocancipá is accessible and around 20 climbing routes have been constructed. The climbing is comparable but more challenging than the famous routes of
Suesca
Suesca is a town and municipality in the Almeidas Province, part of the department of Cundinamarca, Colombia. It is located on the Altiplano Cundiboyacense, north of the capital Bogotá. Suesca forms the northern edge of the Bogotá savanna and i ...
File:Rocas del abra zipaquira.jpg, Hacienda El Abra
File:Rocas del abra zipaquira area rural.jpg, Rock formation of El Abra
File:El Abra - Climbing Activities - Tocancipá, Cundinamarca, Colombia.jpg, Climbing at El Abra
See also
*
List of Muisca and pre-Muisca sites
This is a list of Muisca and pre-Muisca archaeological sites; sites on the Altiplano Cundiboyacense, where archaeological evidence has been discovered of the Muisca and their ancestors of the Herrera, preceramic and prehistorical periods.
Ove ...
*
Andean preceramic
The Andean preceramic refers to the early period of human occupation in the Andean area of South America that preceded the introduction of ceramics. This period is also called pre-ceramic or aceramic.
Earliest human occupations
The earliest huma ...
*
Aguazuque
Aguazuque is a pre-Columbian archaeological site located in the western part of the municipality Soacha, close to the municipalities Mosquera and San Antonio del Tequendama in Cundinamarca, Colombia. It exists of evidences of human settlement of ...
,
Checua
Checua is a preceramic open area archaeological site in Nemocón, Cundinamarca, Colombia. The site is located north of the town centre.Gómez Mejía, 2012, p.146 At Checua, thousands of stone and bone tools, stone flakes and human remains have ...
,
Tequendama
Tequendama is a preceramic and ceramic archaeological site located southeast of Soacha, Cundinamarca, Colombia, a couple of kilometers east of Tequendama Falls. It consists of multiple evidences of late Pleistocene to middle Holocene populati ...