The centerpiece of Mesa Verde National Park, Cliff Palace was discovered in the late 1800s. Park archaeologists noticed a small crack in the masonry and then discovered the north wall was leaning precariously into the structure.
DMNS excavation crews arrived at Ziegler Reservoir on Nov. 2 to begin digging for additional fossils and soon uncovered an exceptionally well-preserved Ice Age ecosystem with many Ice Age plants and animals.
The study’s findings hint at supporting evidence for scholars who believe early inhabitants followed the coasts to spread south into South America, rather than moving in waves across the interior.
This previously unrecognized type of wolf joined wooly mammoths and saber-toothed cats in the end-Pleistocene extinction 12,000 years ago.
A research team identified the tracks of the six-foot-tall, bipedal dinosaur at sites in northern Wyoming, including the Bighorn Canyon National Recreation Area
Two separate rock art depictions of armored horses were found on the Purgatoire River in southeast Colorado.
Cultural changes during this period, including the earliest evidence for cultivation of corn and cotton, occur concurrently with changes in available moisture.
Two lightning-ignited fires roared through forests of pinon pine, Utah juniper and Gambel oak in Mesa Verde National Park, scorching 21,061 acres in the park and another 7,786 acres nearby.
The purchase preserves permanent public access via County Road 42 to Petroglyph Hill, an important archaeological site on an adjacent 780-acre parcel purchased last year.
Instead of human activity killing off megafauna, Grayson points to climate shifts during the late Pleistocene epoch, which ended about 10,000 years ago, and subsequent changes in weather and plants as the likely culprits.