Pozas, Hundidos, Rios
Springs, Sinkholes, Rivers
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Below are three picture galleries, one each of pozas, hundidios, and rios in Cuatrociénegas.
Hundidos
Sinkholes
- Collapse of surface sediment indicating beginning of hundido formation.Photo
taken Oct. 1987, East side of Sierra San Marcos.
Barbara Winsborough photo 
- Hundido in initial stages of collapse. Photo taken Aug. 1979.
Barbara Winsborough photo 
- Inside the cave into which Los Hundidos drains.
Peter J. Unmack photo 
- The outflow of Los Hundidos travels a mile or so then disappears into
this cave.
Peter J. Unmack photo. 
- Hundido that has partially collapsed, showing underground water channel.
Photo taken Aug. 1979.
Barbara Winsborough photo 
- Los Hundidos
Dean A. Hendrickson photo
Rios
Rivers
- View of stream flowing out of cave at el Venado. Photo taken Aug. 1979.
Barbara Winsborough photo 
- View of stream flowing out of cave at el Venado. Photo taken Aug. 1979.
Barbara Winsborough photo 
- Photo of "tierra falsa" near the Rio Mesquites. The truck
tracks are about 5 years old. Photo taken in 1981.
Barbara Winsborough photo 
- Source of the Rio Puente Chiquito.
Peter J. Unmack photo 
- Río Salado de los Nadadores at Celemania, Coahuila, México, just outside the Cuatro Ciénegas basin, with the "puerto de Cuatro Ciénegas" in the background. This river drains the SE lobe of the Cuatro Ciénegas basin. Taken 5 April, 1961 by Robert R. Miller (Frances H. Miller standing on cobble bar - RRM field number M61-42).
- Rio Mesquites, just upstream of Puente.
Peter J. Unmack photo 
- Rio Mesquites at Los Corrales
Peter J. Unmack photo 
- Diversion from Rio Mesquites which diverts water from the Cuatro Ciénegas
basin.
Peter J. Unmack photo
Pozas
Springs and Pools
- Mojarral Oeste in 2004
- View of Laguna el Mojarral West showing the underwater inflow cave.
Depth is about 4 meters. Photo taken in 1979.
Barbara Winsborough photo 
- El Mojarral East
Peter J. Unmack photo 
- El Mojarral West
Peter J. Unmack photo 
- El Mojarral West
Juan Miguel Artigas Azas, 1996 photo 
- A cold morning over Cuatrociénegas with steam rising from springs.
Dean A. Hendrickson photo 
- Laguna Grande
Dean A. Hendrickson photo 
- Laguna de Santa Tecla.
Juan Miguel Artigas Azas photo, 1995 
- Manantial del parque La Mota, Ocampo, Cuatrociénegas, Coahuila, México.
Juan Miguel Artigas Azas photo, 1995 
- Laguna Tio Candido.
Peter J. Unmack photo 
- Small spring alongside Laguna Tio Candido
Peter J. Unmack photo 
- Rancho Orozco, house pool.
Peter J. Unmack photo 
- One of the many pools in the Pozos Azules complex.
Peter J. Unmack photo 
- Large travertine capped hill, part of a very old spring deposit.
Peter J. Unmack photo 
- One of the pools in the Pozos Azules complex, this one on Rancho Orozco. These pools vary widely in clarity and color of water, and in presence and absence of fish and stromatolites. Photo taken in 2004.
- An aerial view of part of the Pozos Azules complex.
- One of the Pozos Azules with it's amazingly clear water.
Peter J. Unmack photo 
- Laguna de los Burros, part of a series of lagunas at the end of the Rio Mesquites.
Peter J. Unmack photo 
- Laguna Churince.
Peter J. Unmack photo 
- The remants of Poza la Becerra, which was once probably the largest
spring pool in the basin prior to drainage in the early 1960's. Note the
large canal which continues to drain it today.
Peter J. Unmack photo 
- Laguna de los Fresnos.
Peter J. Unmack photo 
- The warmest spring (around 35°C) in Cuatrociénegas, Escobedo. Note the
channel draining and significantly lowering the pool.
Peter J. Unmack photo 
- Recently dug channel draining Laguna Chiqueros.
Peter J. Unmack photo 
- Recently dug channels draining the upper Laguna Chiqueros.
Peter J. Unmack photo 
- Former spring pool in the Laguna Chiqueros area. The vehicle would be in water of old pool.
Peter J. Unmack photo 
- Fossil spring channel.
Peter J. Unmack photo
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