167K views · 786 reactions | Railway mechanical signal service. #railway #railroad #railfans #train #amtrak #trainspotting #tgv | Bayu Santoso | Facebook

1.2K views · 66 reactions | Communication- based train control (#CBTC) is railway signaling system that makes use of telecommunications between the train and the track equipment for the safe & efficient traffic management & infrastructure control. By means of the CBTC systems, the exact position of a train is known more accurately than with the traditional signalling systems. #NMRCL will be incorporating #CBTC #ModernTechnology for Modern City | Nagpur Metro Rail | Facebook

1.4M views · 39K reactions | Jack the Signal-Baboon: Eight Years on the Rails #SignalBaboon #RailwayHistory #TrueStory | TerrifyingMyths | Facebook

53K views · 2.2K reactions | Darjeeling Himalayan Railway - History and heritage! | Ashwini Vaishnaw | Facebook

1.2K views · 17 reactions | BBC ARCHIVE: A Swindon signal box, which has kept trains on track for the last five decades, is to be preserved as a piece of railway history. Here's some BBC footage from 1968 when the signal was first in use. (the film is mute). | BBC Bristol | Facebook