The mud volcano, said to be the world's second largest, is located near the capital Baku. It was not immediately clear if it posed any danger to local residents. Azerbaijan's ministry of ecology ...

The Caspian Sea itself has over 140 underwater mud volcanoes, and eight islands in the Baku archipelago originated as mud volcanoes. In addition to their beauty and geological rarity, mud volcanoes ...

Rescue workers are sifting through smoldering debris and thick mud in search of survivors a day after a volcano on ...

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 ...

Whether you're looking for breathtaking landscapes, historical landmarks, or cultural experiences, here are the top 5 places ...