https://www.thevintagenews.com/2016/10/03/the-pilatus-railway-the-steepest-rack-railway-in-the-world/
The Pilatus railway: The steepest rack railway in the world | The Vintage News
Nov 14, 2016 - The Pilatus railway is a mountain railway in Switzerland that connects Alpnachstad on Lake Lucerne to a terminus near the summit of Mount Pilatus. At an
pilatus railwayin worldsteepestrackvintage
https://www.amusingplanet.com/2013/10/the-world-steepest-cogwheel-railway-at.html
The World's Steepest Cogwheel Railway at Mount Pilatus | Amusing Planet
the worldcogwheel railwaymount pilatussteepest
https://www.swissinfo.ch/eng/archive-science/pilatus-the-steepest-cogwheel-railway-in-the-world/18378
Pilatus, the steepest cogwheel railway in the world - SWI swissinfo.ch
cogwheel railwayin worldswi swissinfopilatussteepest