1. The Trans-Siberian Railway system : It lies in Russia. It is the longest in the world. 

It connects Asia & Europe continents, Moscow with Vladivostok.

• It connects St. Petersberg, Moscow, Yekaterinbug, Tgumen, Omsk, Novosibirsk, Krasnoyarsk, Chita & Vladivostok. The total length of this railway is 9,289 kms. 
• The Trans-Siberian Railway was Inaugurated by Czar Nicolson in 1891 & opened for transport in 1904. The Most important train Russio which runs in the Trans-Siberian Railway. It takes 6 days and 10 hours to complete the. Journey.

2. Trans-Canadian railway –

• This railway has the length of 2,500 kms which runs from Halifax in the east to Vancouver on the Pacific coast passing Through Montreal, Ottawa, Winnipeg and Calgary. It was constructed in 1886. 
• The Quebec-montreal industrial region & the wheat belt of Prairie region with the coniferous forest region in the North. 
• This railway line is the economic artery of Canada through which wheat and meat are exported.