Explora Dredge No. 4 and the Klondike Goldfields is Parks Canada's official tour app for Dredge No. 4 National Historic Site. It will take you on a guided tour up the famous Bonanza Creek Road, stopping at significant spots, including two National Historic sites: Dredge No. 4 and Discovery Claim. You will experience the history, sights and sounds at your own pace.