Yellowstone: World's largest acidic geyser erupts for first time since 2020

The World’s Biggest Acidic Geyser Erupts at Yellowstone After Years of Minimal Activity

Learn more about the Echinus Geyser at Yellowstone National Park, which recently erupted, but may not sustain into the summer.

Yellowstone’s Most Acidic Geyser Erupts After Years of Inactivity

Yellowstone has documented an eruption from its Echinus Geyser, which slowly ceased erupting in the decades leading up to it's last 20217 show.

World’s Biggest Acidic Geyser Springs Back to Life After Years of Dormancy

The geyser is likely to fall back into dormancy soon, but there's a slim chance the spectacular eruptions will continue into summer.

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 due to a reawakening that's rare.

World’s largest acidic geyser erupts in Yellowstone National Park for first time since 2020

Whether this activity will persist through the summer months, allowing tourists to observe, remains uncertain.

Echinus Geyser erupts in Yellowstone for first time since 2020

Echinus Geyser in Yellowstone National Park’s Norris Geyser Basin is erupting again for the first time since 2020, after renewed activity began in early Februar