Awesome pictures. The train's route is is via Gonda-Gorakhpur-Siwan-Hajipur-Barauni-New Jalpaiguri-Goalpara Town. So Lucknow and Guwahati are connected to each other via these cities instead of the Dibrugarh Rajdhani's Buxar-Patna-Barauni alignment. Interesting train :)