milk river: Across the North Fork valley, photographed by W. C. Alden, 9th September 1912.
Blackfeet Indian Reservation, Glacier County, Montana. Detail of a larger image [Alden 601].
Image credit: USGS.
yarra: Surface of Mercury, photographed by MESSENGER, 12th June & 6th December 2011 & 31st May 2012.
Grainger Crater, at 43°S 255°W (Percy Aldridge Grainger, composer, 1882-1961). In this image, south is up.
Image credit: NASA/APL/CIW. Composite: AgeOfDestruction.
undead: Surface of Mars, photographed by Mars Express, 20th October 2005.
Inside Gusev Crater. Detail of a larger image [h2271_0000]. See also: unearthed.
Image credit: ESA.
shoreline: Bering Sea shore, photographed by R. F. Black, 15th October 1945.
“Barrow district, Northern Alaska region, Alaska”. Detail of a larger image [Black 46]
Image credit: USGS.


![cirque: Glacier east of Cloud Peak, photographed by N. H. Darton, circa 1903.
Johnson County, Wyoming. Detail of a larger image [Darton 929].
Image credit: USGS.](http://25.media.tumblr.com/36b83442e037adb860c983c88299fbc0/tumblr_mmg8ouNlN11qlyoivo1_500.jpg)


