The Punilla Valley is a broad fluvial

Fluvial

Fluvial is used in geography and Earth science to refer to the processes associated with rivers and streams and the deposits and landforms created by them...

 valley

Valley

In geology, a valley or dale is a depression with predominant extent in one direction. A very deep river valley may be called a canyon or gorge.The terms U-shaped and V-shaped are descriptive terms of geography to characterize the form of valleys...

 in the province

Provinces of Argentina

Argentina is subdivided into twenty-three provinces and one autonomous city...

 of Córdoba

Córdoba Province (Argentina)

Córdoba is a province of Argentina, located in the center of the country. Neighboring provinces are : Santiago del Estero, Santa Fe, Buenos Aires, La Pampa, San Luis, La Rioja and Catamarca...

, Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

. It is located in the center-northwest of the province, bordered by the Sierras Chicas in the east and the Sierras Grandes and the Achala Pamp

Pampa de Achala

Pampa de Achala is the name given to a vast region that lies at the heart of the Sierras de Córdoba located within Sierras Pampeanas, and located in central-northwest of Argentina....

 in the west, oriented from north to south. In the southern part of the valley lies the San Roque Lake

San Roque Lake

The San Roque Lake is a reservoir in the province of Córdoba, Argentina. It was created by the damming of several rivers, especially the Suquía and the Cosquín. It is located next to the city of Villa Carlos Paz, about 600 m above mean sea level...

, fed mainly by the San Antonio River and the Cosquín River

Cosquín River

The Cosquín River is a small river in the province of Córdoba, Argentina. It is located in the area of the Punilla Valley and is part of the upper drainage basin of the Suquía River....

.

The most important tourist location in Córdoba, the city of Villa Carlos Paz

Villa Carlos Paz

Villa Carlos Paz is a city in the center-north of the province of Córdoba, Argentina, in the south of the Punilla Valley, lying on the western slope of the Sierras Chicas. It has a population of about 56,000 as per the...

, is located on the southern shore of the lake, though the valley is known for a number of other scenic towns, including Cruz del Eje

Cruz del Eje

Cruz del Eje is a city in the . It has about 28,000 inhabitants as of the . It is the head town of the department of the same name, which has a population of about 52,000....

, Capilla del Monte

Capilla del Monte

Capilla del Monte is a small city in the province of Córdoba, Argentina, located by the Sierras Chicas mountain chain, in the northern end of the Punilla Valley...

, La Cumbre

La Cumbre, Córdoba

La Cumbre is a small town in the province of Córdoba, Argentina, in a valley known as the "Valle de Punilla". It has a population of 7800 inhabitants.-History:...

, La Falda, Valle Hermoso

Valle Hermoso, Córdoba

Valle Hermoso is a small town in the , located 75 km from the city of Córdoba and 800 km from Buenos Aires. It has about 5,500 inhabitants as of the ....

, and Cosquín

Cosquin

Cosquin may refer toa place* Cosquín, Córdoba, a small town in Argentinaa surname* Emmanuel Cosquin , French folklorist....

.

The Cruz del Eje and La Falda Reservoirs were completed within the valley in 1943 and 1979, respectively, to address the area's water and flood control needs, and have since become important recreational areas in their own right.