In the east, canopy heights generally decrease along a gradient from the Southern Appalachians (including the forests of the Great Smoky Mountains) to Maine (far northeast corner of the country).

在东部，森林从南阿巴拉契亚山脉(包括大烟山脉的森林在内)向东北延伸到缅因州(直抵边境)，树冠高度明显(比西部)低得多。

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The Great Smoky Mountains National Park was created by local citizens who wanted to protect the area.

VOA: special.2009.09.28

One of the guests was Dolly Parton. The country singer grew up in the Great Smoky Mountains, and wrote a fund-raising CD for the seventy-fifth anniversary.

VOA: special.2009.09.28

The Great Smoky Mountains are part of the Blue Ridge and southern Appalachian mountains.

VOA: special.2009.09.28

On many summer days, haze shrouds the scenery in national parks from Yosemite to the Great Smoky Mountains.

NPR: E.P.A Proposes New Rules on Haze

At 469 miles long, the drive connects two national parks Great Smoky Mountains National Park in Tennessee and Shenandoah National Park in Virginia.

FORBES: Top 10 American Road Trips

Great Smoky Mountains National Park, which straddles the Tennessee and North Carolina border, is the most-visited national park in the United States.

CNN: Crews search Smoky Mountain wilderness after deadly storm