Sint Eustatius and Saba Islands, Lesser Antilles

Looking to the south along Sint Eustatius Island.  Older volcanics are in the foreground.  The Quill is on the southern end of the island.  Neighboring St Kitts and Mt Liamuiga is visible across the neighboring strait to the south.

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The Hakoneyama Caldera System, Japan

Airborne view of Mount Hakone volcano. Lake Ashi in the foreground. Image courtesy Wiki

An Introduction to Lunar Volcanic Activity

Small lunar dome. The crater on the top is an impact crater. http://blogs.discovermagazine.com/badastronomy/2011/12/12/tiny-lunar-volcanoes/