Global Volcanism Program | Image GVP-04179
The 7-km-wide, lake-filled Apoyo caldera is seen here from the W with Lake Nicaragua in the distance beyond its low eastern caldera rim. The surface of Laguna de Apoyo is 78 m above sea level. The steep caldera walls rise about 100 m along the eastern rim and up to 500 m along the western rim (foreground). The caldera was formed during two major dacitic explosive eruptions radiocarbon dated at about 23,000 years BP.
Photo by Jaime Incer.
This image is made available under the Creative Commons BY-NC 4.0 license terms.