George Washington - a notable hero in American Revolutionary War was the first President of the United States
The United States marks its independence won from Great Britain in 1776. The 4th of July is celebrated with fireworks, parades, carnivals, barbeques, fairs and ceremonies. On 4th July 1776, the thirteen British colonies declared their independence and formed the United States. The thirteen colonies include New York, Delaware, Pennsylvania, Georgia, Connecticut, New Jersey, Maryland, Massachusetts Bay, New Hampshire, Virginia, South Carolina, North Carolina and Rhode Island and Providence Plantations.
On January 3, 1959, Alaska joined the territory of the United States as the 49th state and on August 21st, 1959, Hawaii joined the territory of the United States as the 50th state.
Mount McKinley in Alaska is the highest point in the U.S. territory which is 6,194 meters.
Winter Park in Colorado is the highest city in the U.S. However above 10,000ft there are no residents staying here.
Badwater Basin in California Popularly known as Death Valley is 86 meters below sea level and is considered to be the lowest point in the U.S.
The Great Plains is where the highest portion of country's agricultural products is grown.
Arches National Park in Utah is famous for its 2000 natural sandstone arches including The Delicate Arch.
Everglades National Park in Florida is the largest subtropical wilderness in the U.S.
Grand Canyon National Park in Arizona is one of the oldest parks in the U.S. This includes Grand Canyon, a gorge of the Colorado River is said to be one of the Wonders of the World.
Alcatraz Island in San Francisco Bay is popularly referred to as "The Rock". This island served as a military prison until 1963. Now it is used as a recreation area and a lighthouse.
Lake Mead on the Colorado river is said to be the largest reservoir in the U.S. which if formed by water impounded by the Hoover Dam.
Wall Street in New York is the world's largest stock exchange market.
The smallest state is Rhode Island while the biggest state is Alaska in terms of total surface area covered.
Mauna Kea in Hawaii is the tallest mountain in the world. It is 32,000 feet from the seafloor making it taller that Mount Everest which is 29,028 feet above sea level.
The lowest temperature in the United States ever recorded is -62 degrees Celsius in Alaska and the hottest temperature ever recorded is 56 degrees Celsius in Death Valley, California.
Crater Lake situated in Oregon is the deepest lake in the United States. This Lake was formed by snowmelt and precipitation caused when Mount Mazama erupted around 8,000 years ago.
The highest known wind speed ever recorded is 231 miles per hour in Mt Washington in the year 1934.
Tri-State Tornado which crossed southeastern Missouri, through Southern Illinois, then into southwestern Indiana on March 18, 1925 was the most deadliest tornado in U.S. history.
The tallest tsunami ever recorded Lituya Bay mega tsunami in 1958, which had a record height of 524 m.
302 foot Statue of Liberty which guards the New York City's harbor was a gift from the French in 1886.
The Rocky Mountains National Park is entered from the town of Estes Park, Colorado, on the Big Thompson River. The massive ranges of the Rockies form the backbone of the North American Continent.
Golden Gate Bridge is California's most famous landmark. Opened in 1937, the bridge crosses a strait which connects San Francisco Bay with the open Pacific Ocean
Grand Canyon - In Arizona, the Colorado River has carved out the world's biggest gorge. In parts, it plunges to a depth of nearly one mile.
Raging whirlwinds called tornadoes or twisters are common in the Prairie states. They spin at 310 miles per hour
Cliff Cascade - The cliffs of California's Yosemite Valley are braided with beautiful waterfalls. This is the upper part of the Yosemite Falls, the world's second highest, with a drop of 2,425 feet.
Early Skyscrapers - The world's first high-rise buildings were built in Chicago and New York City. Better known as the 'Flat Iron', New York's 20-storey Fuller Building was erected in 1901.
Texas built its wealth on cattle, cotton and oil. Today the United States ranks as the world's second largest oil producer.
Horseback-riding has been part of American way of life since the days of the Wild West.
The following are the links to websites which has the useful information such as history, geography, political, economy etc... about USA and its states