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139110 2010 年 07 月 02 日 10:58 Reading (loading. ..) Comments (0) Category: Personal Diary
As Independence Day approaches,
new balance outlet, let's take a moment to acknowledge some of America's most wondrous natural and manmade attractions. From the awe-inspiring Grand Canyon to the American masterpiece that is Mount Rushmore, these are the sites that stamp our country's soil with history , intrigue and legacy.
Grand Canyon
Though the theory is still up for debate, experts think this colossal canyon was formed 17 million years ago, when the Colorado River carved through the gorge, eroding the rock. A breathtaking 277 river-miles long, 18 miles wide and a mile deep, the famous landmark drew just under 4.5 million visitors in 2009. Photo by Shutterstock.
Haystack Rock
On a remarkable stretch of Oregon's coast called Cannon Beach sits a mammoth monolith that formed as a result of lava flow 10 to 17 million years ago. At 235 feet tall, the rock formation is the third tallest intertidal structure in the world. Surrounded by shallow tide pools, it allows up-close-and-personal access, which draws in 200,000 visitors annually. Photo by Shutterstock.
Mono Lake
An estimated 760,000 years old,
new balance mens, this California landmark has, as a consequence of Los Angeles's water diversion efforts, become a stunning sightseeing location. While 100,000 people walk through the doors of the visitors' center annually, many more visit the lake. By 1982,
new balance running shoes, the lake had lost 51 percent of the surface area it had before the diversions began in 1941, revealing once-submerged tufa (limestone), which now forms scenic, jutting towers across the water's surface. Photo by Shutterstock.
Niagara Falls
Formed over the last 12,
〓〓 贺年短信100条 〓〓 - Qzone日志,000 years by melting glaciers and water erosion, Niagara Falls is marveled at for its great width rather than height, the largest crest stretching 2,600 feet wide. Spanning the Canadian-American border, the site attracts 12 million visitors annually. Photo by Shutterstock.
Crater Lake
Formed by the collapse of the Mount Mazama volcanoes approximately 6,850 years ago,
new new balance shoes, this caldera (crater) lake is located in Oregon. It features a century-old, vertically floating tree stump dubbed the
Yellowstone National Park
Located mostly in Wyoming and partly in Montana and Idaho, the park's lakes, canyons, rivers and mountains span 3,
new balance 574,472 square miles. Preserved by President Ulysses S. Grant in 1872 , the park has attracted 2 million visitors almost every year since the mid-1960s, and was up to 3.3 million last year. Photo by Shutterstock.
Yosemite Falls
At 2,425 feet tall, Yosemite consists of three breathtaking drops. Located in Sierra Nevada, California, the fallsbelieved to be centuries oldattract up to 3.7 million visitors annually . Photo by Shutterstock.
Grand Teton National Park
Established in 1929, this 484-square-mile parknamed after the 13,
丸子头,梨花头,眼妆,不学白不学 - Qzone日志,775-foot Grand Teton, the tallest mountain in Teton Rangeis located in the mesmerizing 48-mile-long, mountain-encompassed Jackson Hole valley. In 2009, the Wyoming wonder received approximately 2.5 million visitors. Photo by Shutterstock.
Hoover Dam
Located in the Black Canyon on the Arizona-Nevada border, this concrete arch-gravity damwhich stands at a jaw-dropping 726 feet tallattracts approximately 1 million visitors each year. Funded by Congress during the Depression,
new balance sneakers, the dam controls floods, provides irrigation water and produces hydroelectric power. Photo courtesy of Wikipedia.
Mount Rushmore
Though most notably a memorial to former US presidents George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln, the 60-foot granite sculpturecarved by Gutzon and Lincoln Borglum between 1927 and 1941is also a work of art. Located in South Dakota, the manmade landmark attracted over 2 million people last year. Photo by Shutterstock.