Marianas 1 – The Marianas Volcanic Arc Part 1 of 2

Izu – Bonin – Mariana Arc system.  Image courtesy Calvert, et al Apr 2011

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What’s she up to? – Vn. LASTARRIA (Chile)

“At times, the path is well-marked, but it crosses and intersects with many more that lead nowhere…” 2007 (© Jorge Alonso, via viajeros4x4.com). Approaching Volcán Lastarria from the NW.

GVP said in 2007: “The rarely visited Lastarria has not erupted in historical time, but has displayed strong fumarolic activity for at least 67 years. This is the first Bulletin report ever issued on this volcano; it presents new images of the steaming edifice…”

Not that the volcano wasn’t known as such – persistent fumarolic activity has been reported from the northwestern flanks since the earliest records were made. However, even the most recent eruptions appear to have predated the Spanish colonists: no records of large or small eruptions have ever been found. Yet, in 1900, Dr. L. Darapsky said “Lastarria volcano… is the only one in the district which shows signs of volcanic activity,

Poás

(© OVSICORI)

They lived in the shadow of the mountain – the girl Iliana and her tribe. The mountain was the Poás volcano in the colorful country of Costa Rica… thus begins a legend told by the locals around Poás. Well, the girl was not sacrificed to Poás, and yet, the mountain did not destroy the people living around it. Why?