Marbles Race, Roll, and Jump Down an Elaborate Eight-Foot-Tall Mountain Scene

Marbles race, roll, and jump down an elaborate eight-foot-tall mountain scene created by Ben Tardif. The structure is made up of 25 sections and has features including a bowling alley, roller coaster, and ski jump.

Tardif outlined his build process through his Instagram account over the last several years.

A video posted by Ben Tardif (@bentardif) on Jun 30, 2015 at 1:37pm PDT

A video posted by Ben Tardif (@bentardif) on Jan 23, 2015 at 3:32pm PST

A photo posted by Ben Tardif (@bentardif) on Dec 10, 2013 at 3:31pm PST

A video posted by Ben Tardif (@bentardif) on Jan 2, 2015 at 6:16pm PST

via reddit