Named after the Town in Northwest Territories, Canada.
Inuvik is a crater located outside the perennial north polar cap on Mars. The crater's diameter is 20.5 kilometres, and it lies. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On Mars large craters are named after deceased scientists, writers and others who have contributed to the lore of Mars. Small creaters (less than 60km) are named after small towns and villages.