Secrets of the Underground (2017)

Poster for Secrets of the Underground

A search for an underground escape route said to have been used by Al Capone. Also: who or what built earthen mounds in Washington state.

Videos

Poster for Season 2

Season 2

2017

8 episodes

Season 2 of Secrets of the Underground premiered on October 28, 2017

Recommendations

  • Poster for Your Friendly Neighborhood Spider-Man
  • Poster for High School of the Dead
  • Poster for Shaggy & Scooby-Doo Get a Clue!
  • Poster for Record of Grancrest War
  • Poster for Zero Day
  • Poster for On Air with Ryan Seacrest
  • Poster for One Hundred Years of Solitude
  • Poster for Elite Short Stories: Patrick