The Grand Canyon never fails to impress.
大峡谷永远让人叹为观止。
The canyon is hemmed in by towering walls of rock.
峡谷四周环绕着高耸的岩壁。
Laguna Canyon Road was blocked off again northbound.
拉古纳峡谷路的北行道又被封了。
The best bit of the holiday was seeing the Grand Canyon.
假期中最精彩的片段是参观大峡谷。
Far up the west rim of the canyon, a coyote yipped twice.
远处峡谷的西岸，一只丛林狼嚎叫了两声。
The Grand Canyon is one of the natural wonders of the world.
科罗拉多大峡谷是世界自然奇观之一。
This isn't like the Grand Canyon.
这和大峡谷不一样。
Take the Grand Canyon for instance.
以大峡谷为例。
The canyon is famous for producing echoes.
这个峡谷以回声而闻名。
Many people go to Utah because they love hiking in Bryce Canyon National Park.
许多人去犹他州是因为他们喜欢在布莱斯峡谷国家公园徒步旅行。
If you're lucky enough to live near some woods, or a mountain, or a canyon, go hiking.
如果你足够幸运能够生活在靠近森林、群山或是峡谷的地方，可以去徒步旅行。
Now, we geologists thought we had a pretty good idea of how the Grand Canyon in the southwestern United States was formed.
现在，我们地质学家自认为对美国西南部大峡谷的形成有了很好的认识。
Two geologists discovered that about half of the sand from the Grand Canyon was actually once part of the Appalachian Mountains.
两位地质学家发现，约半数的来自大峡谷的沙子实际上曾经是阿巴拉契亚山脉的一部分。
In 1996, scientists caused an experimental flood of the Colorado River by releasing water from Glen Canyon Dam above the Grand Canyon.
1996年，科学家从大峡谷上方的格伦峡谷大坝放水，造成科罗拉多河实验性洪水。
That's really eye-opening news, since the Appalachian Mountain Range is, of course, thousands of kilometers to the east of the Grand Canyon.
这真是个让人大开眼界的消息，因为阿巴拉契亚山脉当然在大峡谷以东数千公里处。
For the more adventurous, we offer rewards beyond mere sightseeing—from a three-day hike across the Grand Canyon to a ride along China's Yangtze River.
对于更喜欢冒险的人，我们提供了除纯粹的观光以外的奖励——从大峡谷三天徒步旅行到沿长江骑行。
Because of this, this new way of doing Uranium-Lead Dating, we've been able to determine that one of our major assumptions about the Grand Canyon was wrong.
因为有这种新的铀铅定年方法，我们才得以确定我们对大峡谷的一个主要假设是错误的。
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。
You could hike through the Fish River Canyon – it's entirely up to you.
你可以远足穿越菲什干河大峡谷–这全由你自己决定。
In Bryce Canyon, the days are very hot and the nights are very cold.
在布赖斯峡谷，白天很热，晚上很冷。
It's built over a 300-meter-deep canyon in the Zhangjiajie National Forest Park.
它建在张家界国家森林公园300米深的峡谷上。
Grand Canyon of the Yellowstone.
黄石公园的大峡谷。
So I turned and headed back down the canyon.
所以我再次转回头，向峡谷口返回。
So I turned and headed back down the canyon.
所以我再次转回头，向峡谷口返回。
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