Acidalia Colles on:
[Wikipedia]
[Google]
[Amazon]
Acidalia Colles is a group of hills in the 
Acidalia Colles is a group of hills in the Mare Acidalium quadrangle
The Mare Acidalium quadrangle is one of a series of list of quadrangles on Mars, 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Quadrangle (geography), quadrangle is located in t ...
of Mars, located at 50.9° north latitude and 23.1° west longitude. It is about long and was named after a classical albedo feature name. The term " Colles" is used for small hills or knobs. Gullies have been observed on Acidalia Colles.
References
{{Geography of Mars, topograohy Mare Acidalium quadrangle Hills on Mars