Mariner Hill
Encyclopedia
Mariner Hill is a prominent snow-free conical hill, rising to about 500 m, midway between Syrtis Hill
and Two Step Cliffs
, Alexander Island
. Named by United Kingdom Antarctic Place-Names Committee (UK-APC) in 1993 after Mariner 9, the NASA probe which was the first spacecraft to orbit the planet Mars, in 1971.
Syrtis Hill
Syrtis Hill is a prominent snow-free conical terraced hill, rising to about 500 m, on the northwest corner of the Two Step Cliffs massif overlooking Viking Valley, Alexander Island. The hill is an important snow-free landmark and the site of biological and geological research...
and Two Step Cliffs
Two Step Cliffs
Two Step Cliffs is the eastern face of a flat-topped sedimentary mountain, 680 m, immediately east of Mars Glacier on the east coast of Alexander Island. First seen from the air by Lincoln Ellsworth on November 23, 1935, and mapped from photos obtained on that flight by W.L.G. Joerg...
, Alexander Island
Alexander Island
Alexander Island or Alexander I Island or Alexander I Land or Alexander Land is the largest island of Antarctica, with an area of lying in the Bellingshausen Sea west of the base of the Antarctic Peninsula, from which it is separated by Marguerite Bay and George VI Sound. Alexander Island lies off...
. Named by United Kingdom Antarctic Place-Names Committee (UK-APC) in 1993 after Mariner 9, the NASA probe which was the first spacecraft to orbit the planet Mars, in 1971.