Henry Louis Gates, Jr. investigates the family histories of Broadway stars Audra McDonald and Mandy Patinkin, discovering ancestors whose struggles laid the groundwork for their success.

Lace up your dancing shoes and celebrate the 45th anniversary of Waiting for Columbus. The band is joined by special guests, including Eric Church, Tommy Emmanuel, Jeff Hanna, John “JoJo” Hermann, Jamey Johnson, Marcus King, Bettye LaVette and Charlie Starr.

Rock out with the legendary band at one of the biggest free concerts of all time, recorded in 2006 in Rio de Janiero, Brazil in front of an audience of 1.5 million.

A filmmaker investigates his traumatic encounter with a 30-ton humpback whale that breached and almost landed on him while he was kayaking. What he discovers raises far bigger questions about humans' relationship with whales and their future.

This special is a retrospective of the first seven seasons of Endeavour on Masterpiece in advance of Season 8 coming later this year. Watch behind-the-scenes features and interviews with the cast and creators, including DC Endeavour Morse and DI Fred Thursday.

From its roots in bluegrass to San Francisco coffee houses to clubs in Greenwich Village, take a musical journey of this genre of music.

On EARTH'S SACRED WONDERS "House of the Divine," meet a Muslim paramedic who helps fasting worshipers during Ramadan in Jerusalem; a Cambodian man who risks his life to save his ancestral spirits from the jungle; and a Buddhist warrior monk in China facing a test of a lifetime.

Join the acclaimed personal finance expert for essential advice on planning for and thriving in retirement. With empathy, straight talk and humor, Suze provides information about key steps for anyone trying to achieve their "ultimate retirement."

Join Apollo 11 on its historic journey. The film seamlessly blends mission audio featuring conversations among Neil Armstrong, Buzz Aldrin and Michael Collins with new footage, NASA archive and stunning CGI to recreate the first moon landing.

Dogs have long been dependable companions by our sides. But it wasn't always that way.  A look at their closest living relative, the wolf, makes it clear why. Researchers reveal how humans tamed fearsome canines over tens of thousands of years, and how modern dog intelligence and behaviors have made them indispensable companions.