The presence of people in Mesoamerica was once thought to date back 40, 000 years, an estimate based on what were believed to be ancient footprints discovered in the Valley of Mexico ; but after further investigation using radiocarbon dating, it appears this date may not be accurate.

It is currently unclear whether 21, 000-year-old campfire remains found in the Valley of Mexico are the earliest human remains uncovered so far in Mexico.

In particular, the Valley of Mexico contained several large paleo-lakes surrounded by dense forest.

By the Middle Preclassic Period ( 900-300 BC ), Olmec artistic styles had been adopted as far away as the Valley of Mexico and Costa Rica.

The Mexica people arrived in the Valley of Mexico in 1248 AD.

Others received a land grant from the Mexican government and settled in the Guadalupe Valley in Baja California, Mexico.

There is anthropological evidence that the indigenous people living in the lake region of the Valley of Mexico traditionally ate tacos filled with small fish.

However the most important site of worship to Tlaloc was on the peak of Mount Tlaloc, a 4100 metres high mountain on the eastern rim of the Valley of Mexico.

* Valley of Mexico ( Mexico ), also known as " El Valle de México ", see Mexico City

The Totonac people, who inhabit the Mazatlan Valley on the Gulf Coast of Mexico in the present-day state of Veracruz, were the first to cultivate vanilla.

Anahuac ( Nahuatl: Ānāhuac ) is an ancient name for a Mesoamerican, particularly Aztec, area or areas, usually identified as located within or even coterminous with the Valley of Mexico.

* The Aztec Triple Alliance ( also known as The Aztec Empire ) forms with the alliance of three Aztec city-states — Tenochtitlán, Texcoco, and Tlacopán — and defeats Azcapotzalco to win control of the Valley of Mexico.

The San Luis Valley is an extensive high-altitude basin in the U. S. states of Colorado and New Mexico covering approximately and sitting at an average elevation of above sea level.

The San Luis Valley is the broad, generally flat, valley at the headwaters of the Rio Grande in north central New Mexico and south central Colorado.

Extensive settlement began in the Valley, again primarily by Hispanic farmers and ranchers from New Mexico in the 1850s after the construction of Fort Massachusetts by the U. S. Army for protection against the Utes, who previously barred settlers.

A significant portion of the residents of the San Luis Valley are Hispanic with historic populations in Costilla and Conejos counties which were settled by early migrants from New Mexico.

From there, it flows through the San Luis Valley, then south into New Mexico, passing through Espanola, Albuquerque, and Las Cruces to El Paso, Texas.

The Chiricahua range extended to the east as far as the Rio Grande Valley in New Mexico and to the west as far as the San Pedro River Valley in Arizona, north of Magdalena just below present day Hwy I-40 corridor in New Mexico and with the town Ciudad Madera ( 276 km northwest of the state capital, Chihuahua, and 536 km southwest of Ciudad Juárez ( formerly known as Paso del Norte ) on the Mexico – United States border ), as their southernmost range.

Even the knowledge that she was losing another boy, as a mother always does when a marriage is made, did not prevent her from having the first carefree, dreamless sleep that she had known since they dropped down the canyon and into Bear Valley, way, way back there when they were crossing those other mountains.

( After graduation from the University of Chicago, Paula taught for two years in the normal school at Valley City, North Dakota, then two years at Princeton ( Illinois ) Township High School.

In late December, the American army moved from Whitemarsh to Valley Forge, and although the distance was only 13 miles, the journey took more than a week because of the bad weather, the barefooted and almost naked men.

The one thing he missed from his farm in the Po Valley was the animals ; ;

And all this too shall pass away: it came to him out of some dim corner of memory from a church service when he was a boy -- yes, in a white church with a thin spur steeple in the patriarchal Hudson Valley, where a feeling of plenitude was normal in those English-Dutch manors with their well-fed squires.

By the end of 1863, at Lincoln's direction, General Lorenzo Thomas had recruited 20 regiments of blacks from the Mississippi Valley.

Based on the assumption that Kentucky neutrality would act as a shield against a direct invasion from the north, Tennessee initially had sent men to Virginia and concentrated defenses in the Mississippi Valley, circumstances that no longer applied in September 1861.

He escaped custody and fled to the United States, where he successfully defeated legal attempts by the British authorities to have him extradited to face charges arising from the attack and the burning of the Valley House.

Doubleday was promoted to major on May 14, 1861, and commanded the Artillery Department in the Shenandoah Valley from June to August, and then the artillery for Maj. Gen. Nathaniel Banks's division of the Army of the Potomac.

Southeast of the Appalachian Valley region, the Piedmont Plateau also crosses the Alabama border from the N. E.

Between the Cotton Belt and the Tennessee Valley is the mineral region, the Old Land area — a region of resistant rocks — whose soils, also derived from weathering in silu, are of varied fertility, the best coming from the granites, sandstones and limestones, the poorest from the gneisses, schists and slates.

The Abensberg railway station is located on the Danube Valley Railway from Regensburg to Ingolstadt.

View from Tuggeranong Hill, looking down into Tuggeranong Valley

View of the Annapolis Valley as viewed from North Mountain ( Nova Scotia ) | North Mountain looking southwest from The Lookoff, Nova Scotia | The Lookoff, north of Canning, Nova Scotia | Canning, in October 2005.

The eldest of seven children, Housman was born at Valley House in Fockbury, a hamlet on the outskirts of Bromsgrove in Worcestershire, to Sarah Jane ( née Williams, married 17 Jun 1858 in Woodchester, Gloucester ) and Edward Housman ( whose family came from Lancaster ), and was baptized on 24 Apr 1859 at Christ Church, in Catshill.

Other more recent findings, dated between 7, 000 and 6, 395 BC, come from Jericho, Catal Hüyük, and the ancient Indus Valley cities of Buhen, Mohenjo-daro, Harappa, and Mehrgarh.

The estate contains a wide variety of landscapes, from the Dee Valley to open mountains.

Together they illustrate every aspect of the cultures of the Nile Valley ( including Nubia ), from the Predynastic Neolithic period ( c. 10, 000 BC ) through to the Coptic ( Christian ) times ( 12th century AD ), a time-span over 11, 000 years.

Named " Baraka ", its earliest colonizers are later driven out by rivals from Al-Andalus and flee to the Loire Valley, where they found the city of Nsara.

Among the early Old World cities, Mohenjo-daro of the Indus Valley Civilization in present-day Pakistan, existing from about 2600 BC, was one of the largest, with a population of 50, 000 or more.

The Khmers, vassals of Funan, had reached the Mekong River from the northern Menam River via the Mun River Valley.

Chile has a great diversity of natural landscapes, from the Mars-like landscapes of the hyperarid Atacama Desert to the glacier-fed fjords of the Chilean Patagonia, passing by the winelands backdropped by the Andes of the Central Valley and the old-growth forests of the Lakes District.

** local group ( lived in NE Sonora and adjacent Arizona, in Guadalupe Canyon, along the San Bernardino River, northwestern parts of the Sierra San Luis, in the Batepito Valley with the Sierra Pitaycachi, east of Fronteras, as their stronghold )

Green Valley is twenty miles ( 32 km ) south of Tucson and north of Nogales, Sonora, Mexico.

In the summer he would breed wheat in the central highlands as usual, then immediately take the seeds north to the Yaqui Valley research station near Ciudad Obregón, Sonora.

In the 1957 publication, Vegetation of the Sonoran Desert, Forrest Shreve divided the Sonoran Desert into seven regions according to characteristic vegetation: Lower Colorado Valley, Arizona Upland, Plains of Sonora, Foothills of Sonora, Central Gulf Coast, and Magdalena Region.

For Back to the Future Part III, Hill Valley 1885 was filmed in Sonora, California.

Little House on the Prairie was largely filmed on Big Sky Ranch at Simi Valley, California and Sonora, California ; as a result camera vistas sometimes picked up rugged chaparral terrain, far too mountainous and scrubby for Minnesota, and one episode even depicted Laura running away and climbing up a mountain.

U. S. Highway 395 passes through the West Walker River Valley, connecting it via Devil's Gate Pass to the East Walker River ; Sonora Pass and Monitor Pass lead from the valley into the Sierra Nevada and the Carson River valley.

The homeland of the Numic languages has been placed in Southern California near Death Valley, and the homeland of the proposed Southern Uto-Aztecan group has been placed on the coast of Sonora.

: Great Basin from N Nevada southwards, some isolated mountain ranges in Death Valley and Mojave Desert from E California to the SW of New Mexico, south to NE Sonora and extreme NW Chihuahua.

SR 49 is known as the Golden Center Freeway from Grass Valley to Nevada City, the John C. Begovich Memorial Highway from Jackson to SR 88, and the Mother Lode Highway from Sonora to Auburn.

Relief Valley and Relief Reservoir were so named because of the assistance some emigrants received there from residents of the Sonora area.

It is an naturalized in the warm springs near Death Valley and in the extreme northwest of Sonora Mexico, and also in Florida and the U. S. Virgin Islands.

He also appears in the Villains United Special when he is pulled out of retirement by Oracle to serve in her de facto Justice League, whereupon he is attacked by a member of the Royal Flush Gang during a battle at the Enclave M prison in the Sonora Valley, Mexico.