World’s largest acidic geyser actively erupts in Yellowstone for the first time in 6 years

Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed ...

Echinus, Earth’s Biggest Acidic Geyser, Erupts For First Time Since 2020 At Yellowstone National Park

The Echinus Geyser at Yellowstone National Park, which is the biggest acidic geyser on the planet, has been “wowing” visitors ...
Discover Wildlife

It’s almost twice the size of Washington state and stretches 18 miles down into the Earth’s crust – and it’s underwater too

It measures 310,000 square kilometres (119,000 square miles) and its ‘roots’ extend around 30 kilometres (18 miles) into the Earth’s crust. (For comparison, the US state of Washington is 184,661 ...