Hrad Vallis is an ancient outflow channel in the Cebrenia quadrangle of Mars, located at 38.7° north latitude and 224.7° west longitude. It is 825 km in length and was named for the word for "Mars" in Armenian.[1]
^"Hrad Vallis". Gazetteer of Planetary Nomenclature. USGS Astrogeology Science Center. Retrieved 2014-07-11. {{cite web}}: External link in |work= (help)
HradVallis is an ancient outflow channel in the Cebrenia quadrangle of Mars, located at 38.7° north latitude and 224.7° west longitude. It is 825 km...
along HradVallis, as seen by CTX. Photo labeled with layers, streamlined forms, and arrow indicating direction water flowed. Layers exposed along Hrad Vallis...
debris flows (lahars). Some channels in Martian volcanic areas, such as HradVallis near Elysium Mons, may have been similarly carved or modified by lahars...
languages, while small ones are named for rivers. "Planetary Names: Vallis, valles: Neretva Vallis on Mars". planetarynames.wr.usgs.gov. Gazetteer of Planetary...
Ares Vallis (Aram Chaos; Iani Chaos) Kasei Vallis (Echus Chasma) Maja Valles (Juventae Chasma) Mawrth Vallis (no obvious source) Ravi Vallis (Aromatum...
Polish gród, Old Church Slavonic градъ gradŭ, Serbo-Croatian grad and Czech hrad. Another environment can be observed in the history of Modern Persian, in...
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