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All caves in El Malpais National Monument are closed to recreational use.
This closure is due to a combination of factors including the outbreak of a fungal disease that is killing millions of bats. Read more at our Nature and Science page. More »
Braided Cave Gallery
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Did You Know?
Cerro Rendija volcano, just west of Big Tubes in El Malpais National Monument, is a good example of a shield volcano. Low viscosity lava spread out rapidly from the vent and kept the volcano from gaining much vertical height. More...