Rock National Monument - Chimney

A multi-room stone building perched on a high ridge. Unlike typical residential structures, its strategic location suggests it was used for ceremonial purposes and celestial observation .

Every 18.6 years, the moon reaches its northernmost rising point on the horizon. From the vantage point of the Great House, the moon appears to rise directly between Chimney Rock and Companion Rock . chimney rock national monument

Managed for archaeological protection and public education, the monument's management plan focuses on: A multi-room stone building perched on a high ridge

Chimney Rock is considered a "Chacoan outlier," a satellite community of the vast Chaco Canyon civilization centered in New Mexico, roughly 100 miles to the south. It represents the highest elevation of any known Chacoan site. From the vantage point of the Great House,

The most significant aspect of Chimney Rock is its role as a celestial calendar. The Ancestral Puebloans used the natural framing of the twin pinnacles to track lunar and solar cycles.

Protecting ancient masonry from erosion and freeze-thaw cycles.

A large, subterranean ceremonial chamber used for community gatherings and spiritual rituals.