washington, district of columbia became the capital of the united states in 1800.

　　government is washington's main business. here congress meets to make laws. here the highest court in the country convenes -- the supreme court. one of every three people in washington works for the us government.there's plenty of work to be done, tool here in washington are the busy "main offices" of many government departments like the post office and the treasury.

　　the library of congress is one of the world's largest libraries. in the national archives building, important documents are kept. you can have the thrill of seeing the original declaration of independence!

　　washington is one of the loveliest capitals in the world.it's a city of wide avenues (one named for every state), green parks, white marble buildings and impressive monuments like

　　the jefferson and lincoln memorials.

　　do you want to come and pay a visit?