Brown is the second youngest volcano in the chain, after Axial.

Erupting approximately 4200 years ago, it is the youngest volcano in Colorado.

We've seen young volcanoes in the process of building themselves, so we're sure of that.

It contains more than 100 young volcanoes and several eruptions known to have occurred within the last 400 years.

A second rift zone probably extended to the east but has been buried by younger volcanoes.

The crust, having already reached its failure point, just stayed in place and younger volcanoes formed.

The county seat is surrounded by a group of young volcanoes.

But the young volcano there to northward has another word it thinks of saying.

Kilauea is Hawaii's youngest volcano and one of the world's most active.

But 700,000 years ago, it was a young volcano that produced one of the largest volcanic eruptions in Earth's history.