They called it a sacrifice to research that led the way to one of the greatest medical discoveries of the century.

VOA: special.2009.01.27

is one of the greatest comedies ever made. Groucho is the leader of a country called Freedonia.

VOA: special.2009.07.19

Alaska's wealth in oil, natural gas,trees,fish and animal skins makes its purchase one of the greatest deals any country ever made for territory.

VOA: special.2010.02.11

Curator Jeffrey Post says it is one of the greatest gifts the museum has ever received.

VOA: special.2010.11.12

Many theater critics believe he was one of the greatest American playwrights of the twentieth century.

VOA: special.2009.11.29

This tragic play remains one of the greatest, and perhaps most famous, love stories ever told.

VOA: special.2010.01.06

The group says climate change is one of the greatest threats facing wildlife and nature.

VOA: special.2010.03.22

It is considered one of the greatest rock and roll albums of all time.

VOA: special.2009.11.30

It recognized Mister Fermi as one of the greatest physicists of the Twentieth Century.

VOA: special.2009.06.14

That is one of the greatest mysteries that scientists are attempting to answer.

VOA: special.2010.05.25

Abraham Lincoln is considered one of the greatest and beloved American presidents.

VOA: special.2009.02.06

One of the greatest ballerinas of the nineteenth century was Marie Taglioni.

VOA: special.2011.01.26

But President Obama remembered him as "not only one of the greatest senators of our time, but one of the most accomplished Americans ever to serve our democracy."

VOA: special.2009.08.29

He had issued one of the greatest documents in American history.

VOA: special.2009.10.08

Critics call her one of the greatest writers of our time.

VOA: special.2010.04.18

She was one of the greatest jazz singers in America.

VOA: special.2010.02.28

He was one of the greatest twentieth-century Americans in sports.

VOA: special.2010.06.10

A month earlier,twenty-six year old Zamperini had been one of the greatest runners in the world, expected by many to be the first to break the four-minute mile, one of the most celebrated barriers in sport.

VOA: special.2011.05.04