There are so many types of trains in our land but, thereafter the question arises is the longest network of the world- The ranking is as follows- 1.The United States Of America-250,000 km 2.China-100,000 km 3.Russia-85,000 km 4.India-65,000 km 5.Canada-48,000 km 6.Germany-41,000 km 7.Australia-40,000 km 8.Argentina-36,000 km 9.France-29,000 km 10.Brazil-28,000 km