• Sweeping panoramic views of lava flows, cinder cones, and distant mountains can be enjoyed at Sandstone Bluffs.

    El Malpais

    National Monument New Mexico

  • 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 millons of bats. Read more at our Nature and Science page. More »

Experience an Extreme Land

The primeval black basalt terrain of El Malpais was created by volcanic forces over the past million years. Molten lava spread out over the high desert from dozens of eruptions to create cinder cones, shield volcanos, collapses, trenches, caves, and other eerie formations. This stark landscape preserves one of the best continuous geologic records of volcanism on the planet.

Did You Know?

Rough aa lava can be found near Cerro Rendija

Two distinct kinds of lava can be found in the varied flows of El Malpais. Lava is known by names from the Hawaiian Islands. Aa lava is clumpy and forms numerous irregular chunks, while pahoehoe lava cools to form smooth surfaces often covered with ropy textures. More...