Cog Railway Switch
/r/transit: transit - A subreddit for discussion on transit systems and transportation all over the world: including buses, trains, trams, streetcars, bicycles, etc. Also relevant are transportation planning, transportation engineering, and design. - August 16, 2022 - 06:09
/r/MachinePorn: MachinePorn: I think my driveshaft just got torqued. - High quality images of machines and machinery. - August 16, 2022 - 04:13
/r/BeAmazed: I bet you will Be Amazed! - A place to find amazing things. - August 15, 2022 - 23:25
/r/Satisfyingasfuck: So apparently satisfying - That shit felt so good. - August 12, 2022 - 05:49
/r/ThingsOnRails: ThingsOnRails - Mechanical objects that are connected to or use rails to guide or control their movement. - August 11, 2022 - 17:13
/r/InsaneTechnology: InsaneTechnology - Post about cool or interesting machines! This is the sister subreddit of /r/ScaryTechnology - August 11, 2022 - 16:49
/r/mechanical_gifs: 100% Non-Organic .gifs - This sub is for .gif/.gifv/silent .mp4 images that contain a subject matter of mechanical origin. - August 11, 2022 - 12:15
/r/InfrastructurePorn: InfrastructurePorn: Because sometimes faster is better. - High quality images of infrastructure. - August 11, 2022 - 01:37
Well that’s very complex.
/r/ailways: r/ailways - Anything and everything train related! Photos, discussions, questions, memes, everything! Make sure to check hot every Sunday for our weekly train facts! - August 12, 2022 - 14:10
A cog railway switch
/r/TrainPorn: Grease your Johnson Bars and lube your Piston Rods, it's time to watch some train porn - A place to post pictures of awesome, unique, and beautiful trains. - August 11, 2022 - 09:47