File:Three sisters2.jpg

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This image appeared on Wikipedia's Main Page in the Did you know? column on 13 October 2014 (see archives).

Wikipedia

Summary

DescriptionThree sisters2.jpg	English: Aerial view of the Three Sisters volcanoes in Oregon, from the southeast looking north. Left to right: South Sister, Middle Sister, and North Sister. In the left foreground is the 'Newberry' flow of rhyolite lava, which is 2200 years old, one of the most recently erupted units. Українська: Вид з повітря на вулкани "Три сестри" в штаті Орегон (США). Вид з південного сходу на північний захід. Зліва направо: Південна сестра, Середня сестра та Північна сестра. На лівому передньому плані - потік ліпаритової лави "Ньюберрі", що утворився 2200 років тому, під час найновіших вибухів.
Date	15 September 1985
Source	http://vulcan.wr.usgs.gov/Volcanoes/Sisters/Images/framework.html
Author	USGS Photograph by Lyn Topinka.

Licensing

This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	14:13, 30 April 2013		3,000 × 2,000 (3.08 MB)	Rémih	color balancing, contrast, saturation
	12:10, 25 April 2007		3,000 × 2,000 (1.18 MB)	Hike395	Aerial view, the Three Sisters volcanoes in Oregon, from the south looking north. Left to right -- South Sister, Middle Sister, and North Sister. USGS Photograph taken in September 1985 by Lyn Topinka. Source URL: http://vulcan.wr.usgs.gov/Volcanoes/Sis