Portal:North America/Selected picture/15
An 1891 photograph of Cliff Palace, the largest cliff dwelling—a structure built within caves and under outcroppings in cliffs—in North America, located in what is now Mesa Verde National Park, Colorado, USA. There are about 150 rooms in the 288 ft (88 m) long structure, although only 25 to 30 of those were used as living space by Ancient Pueblo Peoples. it is estimated that the population of Cliff Palace was roughly 100–150 people.