Mud volcanoes often exhibit calderas, which are large circular depressions at their summit. Detailed mapping around the Caspian Sea suggests that caldera-forming mud volcanoes are dynamically ...

Scientists recently published a paper in the Journal of Geophysical Research: Solid Earth about the historic Lusi mud volcano. Following is a transcript of the video. This volcano is spewing ...

mud pools, and fumarolic lakes, or take a full-day trekking tour to hike through the misted forests, swim beneath cascading waterfalls, and soak in soothing springs and in a volcanic mud bath.