I can't imagine voluntarily moving to the Yukon, but I guess the thought of gold was pretty enticing. That seems to be why Sam McGee went there:
Now Sam McGee was from Tennessee, where the cotton blooms and blows.
Why he left his home in the South to roam ‘round the Pole, God only knows.
He was always cold, but the land of gold seemed to hold him like a spell;
Though he’d often say in his homely way that “he’d sooner live in hell.”