Cinder cones are simple volcanoes that form where vents, or openings, spit out ash and lava. They can be cone- or oval-shaped, usually with a bowl-like crater at their summits. When a cinder cone ...

takes you near the major volcanic features. Explore Bumpass Hell and other sites along the way. If you can stay longer, climb Cinder Cone, an outstanding example of the results of volcanism ...

"This rich volcanic zone contains the well-known landmark volcanoes and approximately 2,900 other known volcanic features ranging from small cinder cones to substantial shield volcanoes." ...

Around 900 years ago, a volcano – which has come to be called Sunset Crater – erupted and transformed the encircling area. Geologic features like ... climbing up to the Cinder Hills Overlook.

Kīlauea volcano at Hawai'i Volcanoes National Park is in a unique phase of activity in Halemaʻumaʻu, with 12 episodes of dual ...