Here are four arts and culture videos from public broadcasting partners around the nation.

Whoah. Bob Ross remixed by Symphony of Science's John D. Boswell for PBS Digital Studios:

Watch Happy Little Clouds: Bob Ross Remixed on PBS. See more from PBS Digital Studios.

Idea Channel asks, "Did The Adventures of Sherlock Holmes pave the way for 50 Shades of Gray's success?"

Watch Idea Channel: From Sherlock Holmes to 50 Shades of Grey on PBS. See more from Idea Channel.

History Detectives investigates: "Did this amp boom the bass line of the Motown sound?"

Watch The Motown Bottom Line on PBS. See more from History Detectives.

Join the musicians from the PBS Summer Arts Festival documentary "Havana, Havana!" (which airs Friday) as they perform the song "Carnaval" live in Havana, Cuba. Written by Raul Paz and performed by Paz and Luna Manzananes:

Watch Carnaval | Havana, Havana! on PBS. See more from PBS Arts.