The Chacoans are famous for the long-abandoned pueblo buildings at Chaco Canyon and other sites, but it's now thought that prolonged droughts and other crises caused the culture's demise.

That site is Chaco Canyon, a region of the southwestern United States that was home to ancestral Pueblo peoples from about 850 to 1150 A.D. Over his long career as an archaeologist, Lekson has argued ...

A six-kilometer-long Chaco Culture road lines up, Stonehenge-like, with the winter solstice. Other roads end at shrines in the middle of a desert.

Journey southwest into America's deserts to see a national park home to fascinating historical sites. Plus, learn all about ...

Chaco Canyon National Historical Park is nestled deep in the Navajo Nation of modern-day New Mexico. Surrounded by desert and only accessible by unpaved roads, it usually receives fewer than 5000 ...

Former Interior Secretary Deb Haaland withdrew land surrounding Chaco Canyon in 2023, citing its historical and environmental importance. Navajo leaders say they weren't properly consulted and now ...

Acres that would be protected by the Chaco Cultural Heritage Area Protection Act Between 850 and 1150 A.D., Chaco Canyon was the hub of the Puebloan ... Fighting back, a historic coalition of the ...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly cycle of the sun and the 19-year cycle of the moon.

A January study published in archaeology magazine Antiquity highlights the breakthroughs brought about by LiDAR technology.