6The Vivek Express (India) – 4,233 km

India’s Vivek Express is the longest train journey in the country, covering 4,233 kilometers (2,631 miles) from Dibrugarh in the northeastern state of Assam to Kanyakumari, the southernmost tip of India.

The journey takes about 82 hours and traverses 10 states, offering a unique view of India’s incredible cultural and geographical diversity. From the lush tea gardens of Assam to the beaches of Kanyakumari, the Vivek Express provides an immersive experience of India’s vastness and contrasts.