Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Lava flow gradually spreading across brown tephra deposit produced by high fountains from Pu`u `O`o in mid-1980s. Flow is fed by Okita shield, in upper center of view, the uppermost shield along the Mother's Day lava tube. 0956.
Public Domain.
