Guinness World Records - Officially Amazing

Largest mud volcano

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For the record

  • Who: Caspian Sea

  • What: Largest mud volcano

  • Where: Azerbaijan

Azerbaijan and the region around the Caspian Sea contain nearly 400 mud volcanoes - around half the world's total. While most mud volcanoes are small, temporary landforms, the largest in Azerbaijan, and the world, measure one kilometre (0.6 miles) across the base and reach several hundred metres in height.

 

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