Guy From Indiana Builds Homemade Roller-Coaster In Backyard [VIDEO]

A retired Indiana grandfather with a lot of free time on his hands turned his backyard as homemade project. It took him almost 2 years to build his grandkid's a homemade roller-coaster. With the welding experience he has, he built "Blue Flash."

It's not just your ordinary coaster. Blue Flash even has an upside down loop.. The roller-coaster video has got much attention from roller-coaster riders from around the world.

Credit: The Weekly Special - WTIU