The Smithsonian's National Museum of American History in Washington,D.C., has one of the oldest known pairs of Levi's jeans in its collection.

VOA: special.2009.12.18

Because of Kahn,experts say, one of the poorest countries in the world has one of the most beautiful public buildings on Earth.

VOA: special.2009.12.13

Every state is different. The association says Vermont has one nurse for every two hundred seventy-five students.

VOA: special.2009.08.13

The park has one of the world's largest outdoor sculptures, a ten-ton creation by Anish Kapoor.

VOA: special.2009.01.12

This area has one of the largest numbers of archeological sites in the United States.

VOA: special.2011.03.30

The country has one of the best earthquake early warning systems in the world.

VOA: special.2011.03.21

The Salvation Army has one of the best known campaigns in the United States.

VOA: special.2009.11.02

Also, Washington has one of the lowest rates of students graduating from high school.

VOA: special.2009.01.28

And Ivory Coast has one of the world's best players, Didier Drogba.

VOA: special.2010.06.09

"She has one chance in let us say ten," he said.

VOA: special.2009.08.01

For example,Costa Rica has one thousand five hundred species.

VOA: special.2010.04.06

It has one of the world's best players,Wayne Rooney.

VOA: special.2010.06.09

Christianne Corbett has one answer.

VOA: special.2010.04.01

Germany only has one game left - against Uruguay - and Paul's calculated the European country will win it, taking third place in the tournament.

VOA: standard.2010.07.09