Exploring 3rd Ave Hidden Underground Tunnel Part 1

The 3rd Ave Drain System is an urban exploring #urbex hotspot located in #Columbus #Ohio, USA. It is made of two tunnels that serve as storm drains into the Olentangy River. These 2 tunnels are connected to a larger sewer system underneath Columbus. Join me in Part 1 of this 2 part video as I explore the first underground tunnel. See Part 2 Here!    • Exploring 3rd Ave Hidden Underground Tunne...   Music by Nicolas Gasparini Song Title: Echo http://thedarkpiano.com/dark-ambient-... Subscribe for New Videos Twice A Month. Follow me on social media!   / robadventures