Road Runner Roller Coaster lift hill | dannyces | Flickr
Chain Lift Hills: Explained - YouTube
The lift chain at my homepark's boomerang snapped today : r/rollercoasters
This photo is of rescue workers doing a practice rescue on a coaster in Leipzig, Germany, with a 90-degree lift hill. Imagine if you got stuck in this position! : r/rollercoasters
Roller Coaster Components - Roller Coaster Parts | HowStuffWorks
CoasterForce Guide to the Lift Hill - Table of Elements series - YouTube