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January 20, 1961 [2] Sandia Cave, also called the Sandia Man Cave, is an archaeological site near Bernalillo, New Mexico, within Cibola National Forest. First discovered and excavated in the 1930s, the site exhibits purported evidence of human use from 9,000 to 11,000 years ago. It was declared a National Historic Landmark in 1961. [2]
The Sandias are a small range, a part of the Basin and Range Province, but built by a different phenomenon known as rifting, consisting of a single north–south ridge, which rises to two major summits: Sandia Crest and South Sandia Peak, 9,782 ft (2,982 m). The range measures approximately 17 miles (27 km) north-south, and the width in the ...
Designated. 1965. The Caverns of Sonora, a National Natural Landmark, [1] is a unique cave located 8 miles (13 km) west of the small city of Sonora, the seat of Sutton County, Texas. It is a world-class cave because of its stunning array of calcite crystal formations, especially helictites. These helictites are found in extreme abundance, often ...
The 25,000 year age for the "Sandia Man" deposits was a best guess based on the strata in the cave, and was later called into question, in part through radiocarbon dating. Also, research notes by Wesley Bliss (who had excavated in the cave in 1936) and others indicate that animal burrowing led to a mixing of deposits. The notion of a "Sandia ...
By 1914 Sandia had 150 inhabitants, a bank, two general stores, and a cotton gin. The population steadily increased, and in 1925 was estimated at 200, a figure which increased to 500 by 1927. In 1936 Sandia had three businesses, two churches, multiple farm units, and several dwellings and was a stop on the Texas and New Orleans Railroad.
The Organ Mountains are near the southern end of a long line of mountains on the east side of the Rio Grande's rift valley.The range is nearly contiguous with the San Andres Mountains to the north and the Franklin Mountains to the south, but is very different geologically: whereas the San Andres and Franklin Mountains are both formed from west-dipping fault blocks of mostly sedimentary strata ...
The human-made lake was constructed in the ’60s, but its history goes back much further. Stunning underwater cave unearthed by drought draws explorers, Texas photos show Skip to main content
January 13, 2021. Designated TSHS. 1974. Seminole Canyon State Park and Historic Site is a state park in the U.S. state of Texas. It is located off U.S. Route 90, east of the Pecos River High Bridge, 9 miles (14 km) west of Comstock in Val Verde County. The park is conducive to camping, biking, bird watching, back packing and archeological study.