Skip to main content
U.S. flag

An official website of the United States government

An instructional sign located within Lava Beds National Monument in...

By Volcano Hazards Program 2012 (approx.)
An instructional sign located within Lava Beds National Monument in...
Original Thumbnail Medium

Detailed Description

An instructional sign located within Lava Beds National Monument informs visitors how `a`a lava is formed.

Sources/Usage

Public Domain.