Skip to main content
U.S. flag

An official website of the United States government

Side-by-side comparison of the northwest wall of Kīlauea Caldera

By Kīlauea 2010 (approx.)
Two color photographs, one showing a clear-day rock-wall face and one showing the rock-wall face obscured by volcanic gases.
Original Thumbnail Medium

Detailed Description

Side-by-side comparison of the northwest wall of Kīlauea Caldera on a clear day (left) and a day with thick vog (right). HVO observation tower and building can be seen near the center in each photo

Sources/Usage

Public Domain.