How did the gold rush town named forty mile get its name from please answer?

Forty Mile got its name from its location, situated approximately 40 miles from Fort Reliance on the Yukon River. Established in 1886 during the Klondike Gold Rush, it became a crucial supply and trading post for gold prospectors. The town's name reflects its strategic position along the route to the goldfields, highlighting both its distance from the fort and its importance in the gold rush era.