Dawson City to Inuvik - Alaska and Points North: Tips and Tales from the Road - page 187

The process was one of tearing up the gravel beneath the creeks and rivers then hauling it
into the machine's gullet with rows of iron buckets. Inside, the gravel was tumbled over
and over again, until the gold separated out. The dredges are reported to have roared up and
down the valleys 24-hours a day, deafening all as they clawed the heart out of mother earth,
leaving ugly piles of tailings in their wake.
At the Dawson City Visitor's Center they have free maps you can use to do a self-tour of
the historic dredges and gold fields like Bonanza Creek.