The Rahway Valles are a set of channels in a valley in the

Elysium quadrangle The Elysium quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Elysium quadrangle is also referred to as MC-15 (Mars Chart-15). The name Elysium r ...

of Mars, located at 9.4° North and 186.2° West. They are long and were named after an American river in New Jersey. The region was created by 'a'ā and

pāhoehoe Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...

lava flows from the nearby Elysium volcanic province.

References

Elysium quadrangle valleys and canyons on Mars {{Mars-stub