RRB RPF RPSF SI and CONS Model Papers 7 with solutions

(2) Darjeeling Himalayan Railway (1999), the Nilgiri Mountain Railway (2005) and the Kalka-Shimla Railway (2008) have been designated by UNESCO as world heritage sites under the collective listing of the Mountain Railways of India. The claims of Matheran Hill Railway, the fourth hill line, are pending acceptance by the international body.