Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Mesa Verde National Park' has mentioned 'Valley' in the following places:
Occurrence Sentence Text Source
The variety of projectile points found in the region indicates they were influenced by surrounding areas, including the Great Basin, the San Juan Basin, and the Rio Grande Valley.
Archaeologists differ as to the origin of the Mesa Verde Archaic population; some believe they developed exclusively from local Paleo-Indians, called the Foothills Mountain Complex, but others suggest that the variety of projectile points found in Mesa Verde indicates influence from surrounding areas, including the Great Basin, the San Juan Basin, and the Rio Grande Valley.
The angle of the sun in winter warmed the masonry of the cliff dwellings, warm breezes blew from the valley, and the air was ten to twenty degrees warmer in the canyon alcoves than on the top of the mesa.