Serena WilliamsSerena Jameka Williams Price (born on September 26, 1981 in Saginaw, Michigan) is a professional tennis player who has been ranked as world No. 1 player in the WTA repeatedly. She is the younger sister of another tennis champion, Venus Williams who have between them eight medals olímpicas1. Currently lives in Palm Beach Gardens, Florida, United States.

Williams has been number one for 73 consecutive weeks and is considered one of the best players in history.

Country: United States

Residence: Palm Beach Gardens, Florida, United States

Date of Birth: September 26, 1981 (32 years)

Birthplace: Saginaw, Michigan, United States

Height: 1.75 m (5 ft 9 in)

Weight 70 kg (154 lb)

Pro: September 24, 1995

Career record 639-113

Career titles 55

Current Ranking No. 1 (June 27, 2013)

Highest ranking No. 1 (July 8, 2002)

other Tournaments

Olympic Gold (2012)

Lewis & ClarkThe expedition of Lewis and Clark (1804-1806), led by Meriwether Lewis and William Clark, was the first overland expedition starting from the eastern United States reached the Pacific coast and back.

yLewis claimed that the mouth of the River Dubois (on the east bank of the Mississippi, opposite the mouth of the Missouri River) was the official starting point of the expedition, although the two and a half months that led them down the Ohio River can be considered the real beginning.

The expedition began to ascend the Missouri River aboard a riverboat ("keelboat") of about 17 meters long (55 feet) and two smaller pirogues. As they traveled paddling upstream, Clark spent much of his time in the boat, charting the course and making maps, while Lewis was often ground, studying the rock formations, soil, animals and plants that were to along the way.

On april 1805, some members of the expedition were sended to home in what they called «the return group». With them they sended an infrom with the description of Lewis and Clark discoveries, 108 botanica and zoological specimens 68 minerals, and the map of Clark of United States.

Achievements.

The United States acquired a great knowledge about the geography of the American West through maps of major rivers and mountain ranges.

Observe and describe 178 plants and 122 species and subspecies of animals.

Promote trade in Euro-American fur in the West.

Set Euro-American diplomatic relations with the natives.

Set a precedent for the exploration of the West by the army.

Americans rights reinforce their claim to the Oregon territory.

Call the attention of the government and the media about the West.

Producing wealth of information about the West (the journals of Lewis and Clark).