Char Dham Railway
The Char Dham Railway, the Indian Railways's under-construction 453 km long railway lines network for connecting the holiest places of Hinduism called Chota Char Dham, includes two set of y-fork shaped rail links, first the A1 "Rishikesh–Karnaprayag-Karnaprayag–Saikot–Sonprayag Kedarnath Railway" from the existing Yog Nagari Rishikesh railway station to Kedarnath (Sonprayag railhead) with a A2 "Saikot–Joshimath Badrinath Railway" fork (Joshimath railhead), and second B1 Doiwala–Dehradun–Uttarkashi–Maneri Gangotri Railway from the Dehradun's existing Doiwala railway station to Gangotri (Maneri railhead) with a B2 Uttarkashi–Palar Yamunotri Railway (Palar railhead) fork. The line is also of strategic military importance and has been designated a national project.