As a young man, he began walking over tens of thousands of miles during his lifetime, through the south to Florida, the west to California and north to Alaska.

在他年轻的时候，他开始用一生的时间走遍数万英里，南至佛罗里达，西至加利福尼亚，北至阿拉斯加。

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We dance from Florida to Alaska, from north to south and sea to sea.

我们一直跳舞，从佛罗里达到阿拉斯加，从北到南，从一个海到另一个海。

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This stone spearhead is by no means unique; it is just one of thousands that have been found across North America, from Alaska to Mexico.

这石矛头决不是独一无二的，仅仅是几千件之一；出土的大量石矛头遍布了从阿拉斯加到墨西哥的北美各地。

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The discovery of the largest oil and gas field in North America led to the Alaska Pipeline.

VOA: special.2009.03.02

Early settlers in the West, especially those adventurers who traveled north to Alaska, relied on sourdough to leaven bread before commercial baking powder and yeast were readily available.

NPR: Sourdough: More than a Bread

He took us to the far north of Alaska, where some of the research took place.

BBC: Climate chaos: Transcript

After "eruptive activity" last year at the Cleveland volcano, University of Alaska Fairbanks scientist Steve McNutt noted that 90% of air freight from Asia to Europe and North America flies over Alaska airspace, and hundreds of flights fly through Anchorage's air space daily.

CNN: 2 Alaska volcanoes on alert as lava flows