Also on AMERICAN MOSAIC: A question from Brazil about the composer and band leader John Philip Sousa. His music is popular on the Fourth of July -- America's Independence Day.

Also on AMERICAN MOSAIC: The story behind the century-old song "Take Me Out to the Ballgame."  And music by performers at the JVC Jazz Festival in New York.

Also on AMERICAN MOSAIC: Washington's new National Museum of Crime and Punishment. And, staying with the subject, some music about crime and punishment.

Also on AMERICAN MOSAIC: A question from Vietnam about Flag Day. And the electronic soul sound of the group Gnarls Barkley.

Also on AMERICAN MOSAIC: The Library of Congress adds to its National Recording Registry. And a listener in Iran wants to know more about the Massachusetts Institute of Technology.

On AMERICAN MOSAIC: A question from China about the actor-director team's movies. Also, the paper houses of architect Shigeru Ban. And the folk-influenced music of Jaymay.

Also on AMERICAN MOSAIC: Charles Simic decides against seeking another year as U.S. poet laureate. And a question from Japan about the nation's Founding Fathers -- and Founding Mothers.

Also on AMERICAN MOSAIC: The new album from bass guitarist Marcus Miller. And a question from Yemen about the online world of Second Life.

Also on AMERICAN MOSAIC: A question from a listener about New York's new governor, David Paterson. And music from the group Beach House.

Also on AMERICAN MOSAIC: A question from Vietnam about the theme music for the program EXPLORATIONS. And the soulful music of singer-songwriter Ledisi.

Also on AMERICAN MOSAIC: A question about which university in the United States in the oldest. And the Kings of American literature.

Also on AMERICAN MOSAIC: A question from Nigeria about the Amish people (pictured). And the winner of this year's Pritzker Architecture Prize, Jean Nouvel of France.

Also on AMERICAN MOSAIC: A question from Bangladesh about Route 66, the historic road. And a new album from the B-52's.

Also on AMERICAN MOSAIC: A listener in Nigeria asks about Fort Knox in the state of Kentucky. And hear the richly descriptive songs of Emily Jane White.

Also on AMERICAN MOSAIC: A question from Laos about the national anthem. And a report on award-winning writer Junot Diaz.

Also on AMERICAN MOSAIC: The Environmental Film Festival in Washington. And music by the British band the Chemical Brothers.

Also on AMERICAN MOSAIC: A listener asks what the Democratic Party candidates plan to do if elected president. And a home used by President Abraham Lincoln is opened to the public.

Also on AMERICAN MOSAIC: A question from Bangladesh about why Americans think the number 13 is bad luck. And five more artists enter the Rock and Roll Hall of Fame.

Also on AMERICAN MOSAIC: A question from Ghana about the meaning of the American dream. And a report on Leap Day.

On AMERICAN MOSAIC: A look at the movies, actors and music nominated for this year's Oscars.