Bluegrass Underground

Bluegrass Underground (2011-2021)

EndedVariety showAdventure, Music

Bluegrass Underground is a musical adventure series presented by PBS affiliate WCTE that airs across the US on PBS stations. The series shines a light on purveyors of musical authenticity in a space unlike any other on (or under) earth. Bluegrass Underground celebrates the diversity of America's musical heritage with artists from the full spectrum of genre's: Bluegrass, yes but also Americana, Country, Soul, Blues, Rock N Roll, Gospel, Folk, and everything between. Bluegrass Underground emanates from the Volcano Room, a subterranean amphitheater 333 feet below McMinnville, Tennessee at historic Cumberland Caverns. The acoustic properties of the Volcano Room are singular. Audio engineers are amazed at the natural acoustics and world renowned lightning artist Allen Branton uses the space to paint light upon the primordial darkness found inside this cave. Music and light entwine in this series which celebrates the natural beauty and musical culture that is uniquely American. Discover the full spectrum of Americana and Roots music at Bluegrass Underground.

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Scheduleevery Wednesday (30 min)

Last Episode

Flatland Cavalry
Season 14Episode 1230 min

Flatland Cavalry

Nov 26, 2025

Recent Episodes

EpisodeNameAirdate
S14E12Flatland CavalryNov 26, 2025
S14E11BucketheadNov 19, 2025
S14E10The HeadhuntersNov 12, 2025
S14E09The SteelDriversNov 5, 2025
S14E08Jesse RoperOct 29, 2025
View all episodesView all seasons

Frequently Asked Questions  Warning: Spoilers

When did Bluegrass Underground premiere?

Bluegrass Underground premiered on September 10, 2011.

Where is Bluegrass Underground filmed?

Bluegrass Underground is filmed in the Volcano Room at Cumberland Caverns in Tennessee.

Who is the host of Bluegrass Underground?

The host of Bluegrass Underground is musician Todd Mayo.

What genre of music is featured on Bluegrass Underground?

Bluegrass Underground features bluegrass and roots music.

How many episodes were in Season 1 of Bluegrass Underground?

There were 12 episodes in Season 1 of Bluegrass Underground.

Who were some of the performers on Bluegrass Underground in Season 1?

Season 1 performers on Bluegrass Underground included The Civil Wars, Vince Gill, and Keller Williams, among others.

What is the capacity of the Volcano Room at Cumberland Caverns?

The Volcano Room has a seating capacity of 650 people.

How does the acoustics of the Volcano Room contribute to the show's unique sound?

The natural acoustics of the Volcano Room contribute to the show's unique sound experience, creating a perfect harmony between music and the underground environment.

What is the history of the Volcano Room at Cumberland Caverns?

The Volcano Room was discovered in 1810 and was named after the cone-shaped rock formations that resemble an active volcano.

How is Bluegrass Underground different from other music shows?

Bluegrass Underground offers a unique music experience, with the stunning visuals of the underground environment and the natural acoustics of the Volcano Room.

What is the significance of the name 'Bluegrass Underground'?

The name 'Bluegrass Underground' comes from the fact that the show is set in an underground environment and features bluegrass and roots music.

How does Bluegrass Underground help promote lesser-known music acts?

Bluegrass Underground provides a platform for lesser-known music acts to showcase their talents to a wider audience.

Also known as

  • Bluegrass Underground (United States)
  • The Caverns Sessions (United States)

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