They crossed the Yukon River and found the bonanza gold.

他们穿越了育空河，找到了黄金富矿。

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The gold seekers were still building their boats. The Yukon River turned to ice.

夏天很快就过去了，而冬天随即而来，淘金者还在建造他们的船只，育空河就结冰了。

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People living along the Yukon River think they know what is to blame — pollock fishery.

育空河沿岸居民认为他们知道谁该为此负责，那就是鳕鱼业。

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From there it was almost nine hundred kilometers by boat down the Yukon River to the town of Dawson were gold had been discovered.

VOA: special.2009.02.11

Then they would need to build a boat to travel on the Yukon River.

VOA: special.2009.02.04

Many of these gold seekers did not survive the trip on the Yukon River.

VOA: special.2009.02.11

Conditions on the Yukon River required dogs to go through deep snow and navigate glare ice.

NPR: 53-Year-Old Musher Becomes Oldest Iditarod Champ

During the Gold Rush, prospectors spent five long days on it, from the Pacific Ocean to the Yukon River.

BBC: Kluane, Canada (Credit: Parks Canada/Fritz Mueller)

While a cruiser will not have time to experience the entire 665-mile Chilkoot Trail from Skagway to the headwaters of the Yukon River, local hikes can give you a sense of what these prospectors faced.

BBC: Cruise ports of call: Alaska for thrill seekers