Watch Building Giants Season 4 Episode 3 Online — Underground Mega Highway | Bobina

Building Giants — Season 4, episode 3 watch online

  • TV Series: Building Giants
  • Seasons: Season 4
  • Episode 3: «Underground Mega Highway»
  • Air date: May 20, 2020
  • Running time: 60 min

Building Giants, season 4 episode 3 «Underground Mega Highway»: air date May 20, 2020. Episode overview, season trailer and the cast of Building Giants.

An expert team of engineers use hi-tech explosions and state-of-the-art drilling rigs to tear through solid granite and build an 11-mile underground tunnel, one of the longest in the world.

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Episodes — Season 4

  1. 1 Episode 1 «City of Ice» May 6, 2020
  2. 2 Episode 2 «L.A. Mega Rail» May 13, 2020
  3. 3 Episode 3 «Underground Mega Highway» May 20, 2020
  4. 4 Episode 4 «Arctic Monster Ship» May 27, 2020
  5. 5 Episode 5 «The Invincible Bridge» June 3, 2020
  6. 6 Episode 6 «World's Fastest Train» June 17, 2020
  7. 7 Episode 7 «Monster Roller Coaster» June 24, 2020
  8. 8 Episode 8 «Cruise Ship of the Future» July 1, 2020