As summer heat sets in, many seek a refreshing retreat in the hills, and scenic train journeys across India provide the perfect solution. The Nilgiri Mountain Railway, which runs from Mettupalayam to Ooty (Udhagamandalam), is a UNESCO World Heritage railway that spans 46 kilometers through the beautiful Nilgiri Hills, featuring tea estates and charming colonial stations. Another iconic route is the Darjeeling Himalayan Railway, also a UNESCO site, stretching 78 kilometers from New Jalpaiguri to Darjeeling, offering stunning views of tea gardens and misty valleys. The Kalka-Shimla Railway, celebrated for its engineering marvels, covers 96 kilometers and passes through over 100 tunnels, providing breathtaking hill views. The Matheran Hill Railway, a 21-kilometer route, takes passengers to a serene car-free hill station amidst the Western Ghats. Lastly, the journey from Visakhapatnam to Araku Valley spans 115 kilometers, showcasing coffee plantations and scenic landscapes, including more than 50 tunnels. Each of these journeys transforms travel into a memorable experience.