What is a volcano?

What is a volcano?...

Detailed Description

During a kona wind, fume from Pu‘u ‘Ō‘ō (foreground) and Halema‘uma‘u Crater (background), both on Kīlauea, blows northward, with towering Mauna Loa and Mauna Kea on the horizon. USGS photo.

Details

Image Dimensions: 1280 x 857

Date Taken: