Yellowknife Bay, Mars created by the presence of liquid water, suggesting the presence of an ancient lake which could have sustained microbial life. The geologic depression takes its name from the city Yellowknife, capital of the Canadian Northwest Territories, in honor of the 4 billion year old rock in the region surrounding the city, which matches the approximate age of the uncovered rock in Gale Crater. Yellowknife Bay is a 5-meter geologic depression located in the large impact crater known as Gale Crater. The Crater is located on Mars near the northwestern part of the Aeolis quadrangle just south of the planet's equator.
Yellowknife Yellowknife as having the coldest winter and longest snow cover season of any city in Canada, while also experiencing the sunniest spring and summer of any city in Canada. Yellowknife, like most other urban centres, has distinct commercial, industrial, and residential areas. Frame Lake, Niven Lake, Range Lake, and Old Town are the residential sectors, with some of the population living in high-rises in the downtown core. Niven Lake is the only area under active development and expansion. Downtown Yellowknife is home to most of the city's commercial activity, though some retail does exist in Range Lake. Industrial activity is