FAILED Roller Coasters: Harley Quinn Crazy Coaster at Six Flags Discovery Kingdom

In Vallejo, California, a single-rail roller coaster debuted. However, despite the efforts of Skyline Attractions, this ride ended up being another failed attraction. Patreon Link:   / themeparkcrazy   MERCH LINK: https://teespring.com/stores/theme-pa... In The Loop's Channel:    / @inthelooppodcast   Music by NCTRNM