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Sótano de las Golondrinas

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description Sótano de las Golondrinas Overview

The Sótano de las Golondrinas is a remarkable limestone cave system located in San Luis Potosí, Mexico. This vertical shaft reaches an extraordinary depth of 333 meters making it one of the world’s deepest caves. It's notable for its unique geological formation within karst topography and most famously, for the massive daily congregations of white-collared swifts and parakeets that utilize the shaft as a nesting and roosting site. The cave is primarily studied by geologists and biologists investigating karst processes and avian ecology.

help Sótano de las Golondrinas FAQ

Where is the Sótano de las Golondrinas located?

The Sótano de las Golondrinas (Cave of Swallows) is a remarkable, open-air limestone pit located in the state of San Luis Potosí, Mexico. It sits in the lush, mountainous tropical rainforest of the Sierra Madre Oriental.

How deep is the Sótano de las Golondrinas?

This extraordinary karst sinkhole features a vertical, free-falling shaft that reaches a depth of 333 meters (roughly 1,094 feet) from its lowest rim. Because of its sheer depth and wide opening, it is considered one of the largest underground caves in the world.

Can you base jump into the Cave of Swallows?

Yes, the Sótano de las Golondrinas is an incredibly popular destination for extreme BASE jumpers and cavers. The massive, unobstructed vertical drop allows jumpers to free-fall for several seconds before safely deploying their parachutes at the cavern floor.

What kind of birds live in the Sótano de las Golondrinas?

Despite its name (Cave of Swallows), the massive bird populations living inside the sinkhole are actually white-collared swiftlets and green parakeets. Every morning, thousands of these birds fly out of the cave in massive, swirling vortexes to hunt for insects.

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