Dave Turin prospects virgin ground on a snow-covered claim in Idaho. Fred Lewis explores an underground river in search of gold. Dustin and Carlos battle deep snow and brutal weather at McKinley camp.

Tony Beets finally learns the fate of his Indian River claims -- pivotal to his 9,000-ounce season. Fred Lewis tracks down virgin ground and is shocked by what he finds. Rick Ness gets a jump on the season with a massive Komatsu dozer.