Poking around in a canyon in the walla walla valley of eastern Washington, he found 39 stacked layers of sediment deposited by water.

他在华盛顿州东部瓦拉·瓦拉谷的一个大峡谷中四处探访，发现了洪水沉淀物形成的39个堆积层。

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Each part, both inside and out, together with the sunlight, dramatically changes the shape of the house and makes you feel like an explorer in a canyon.

室内室外的每部分和接收到的阳光，戏剧般地改变了屋子的形状，让你感觉像峡谷里的探险者。

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Environmental groups now have a very good chance of forcing the removal of two major dams, the Glen Canyon Dam on the Colorado and the Hetch Hetchy Dam in Yosemite.

环保组织现在很可能会强制拆除掉两座重要大坝——科罗拉多的格伦峡谷大坝和约塞米蒂的赫奇赫奇大坝。

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One writer who has spent a lot of time in the Grand Canyon finds it a peaceful place.

VOA: special.2009.10.07

The tribe says the area, called Grand Canyon West, will include a large visitors' center, restaurants, and possibly hotels in the future.

VOA: special.2009.10.07

They say it harms a national treasure and reduces the enjoyment of nature in the Grand Canyon.

VOA: special.2009.10.07

The only support he seems to have received from the American government was a failed rescue attempt, called in when he was fighting off his captors in a canyon.

ECONOMIST: The military campaign: Steadying nerves | The

He says on average that viewers get 30 to 45 channels, as long as they don't live in a canyon or deep valley and are within 65 miles of a transmitting tower.

WSJ: Over-the-Air TV Catches Second Wind, Aided by Web

Just as ATF agents feared, on Dec. 14, 2010, in the dark of night in a remote canyon in Rio Rico, Ariz.

FORBES: An American Goes Down