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Guitarist Joe Bonamassa plays a tribute concert in honor of Rory Gallagher in Rory's hometown of Cork, Ireland.

The musical roots of Karen and Richard Carpenter with performance footage and television interviews; songs include "(They Long to Be) Close to You," "Superstar" and "We've Only Just Begun.".

Grammy Award-winning mariachi singer Vicente Fernández performs a historic farewell concert at Mexico City's Estadio Azteca.

The musical roots of Karen and Richard Carpenter with performance footage and television interviews; songs include "(They Long to Be) Close to You," "Superstar" and "We've Only Just Begun.".

Full-length performances from various artists of the 1950s and 1960s, including Johnny Maestro, The Duprees, Jay Black, Little Anthony & The Imperials, Ronnie Spector, Frankie Valli, Jerry Butler and more.

Visual interpretations of classical music set to images of nature, fantasy, historical locations, architecture and art; host Barry Bostwick.

A 2002 patriotic celebration of America and pop oldies music, featuring artists from the rock, pop and doo-wop days of the 1950s to early mid-1960s.

Full-length performances from various artists of the 1950s and 1960s, including Johnny Maestro, The Duprees, Jay Black, Little Anthony & The Imperials, Ronnie Spector, Frankie Valli, Jerry Butler and more.

Celebrating Europe's art and creative geniuses, from Leonardo da Vinci to Vincent van Gogh; Florence's bold "rebirth" after Europe's medieval struggles; impressionist works of the late 1800s.

Rick Steves presents essential skills for smart travel in Europe, from itinerary planning to avoiding crowds.

An aerial view of the landscape of southern Italy.

From the bustling streets of Madrid to the rugged countryside, exploring the wonders of classic Spanish craftsmanship in food, fashion, ceramics, jewelry and more.

Filmed at Italy's Arena di Verona, a tribute concert for Pavarotti gives powerful performances.

Cast and creators provide behind-the-scenes insights into Season 6.

Edith is enthusiastic about her wedding and hopes to convince her family that Strallan's age does not matter. With Downton's finances dire because of Robert's actions, Mary takes matters into her hands -- but the personal price may be high.

Branson's political views land him in hot water, and Sybil's loyalty is tested to the limit. Meanwhile, Ethel is torn between head and heart as she makes a difficult decision about her son's future. Elsewhere, Anna is dispirited at Bates' silence.

Dr. Daniel Amen explains the causes of memory loss, the seven foods and supplements that may enhance memory and how to supercharge memory with 11 simple daily practices.