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.
Spatter cones atop West Gap shield, viewed from north rim of Pu`u `O`o's crater. Western cone, source of main outflow starting on Lincoln's Birthday, is partly hidden by taller eastern cone. Each is incandescent. 0641.
Public Domain.
