== == At about 10,000 KM or just under 6,000 miles the Trans-Siberian Railway covers over 1/3 of the circumference of the Earth and is the world's longest railroad. The world's longest railway, the Trans-Siberian Railway in Russia, is 5,777 miles (9,297 kilometers) long. It runs from Moscow to Vladivostok. If the auxiliary route to Nakhodka is included, the distance becomes 5,865 miles (9,436 kilometers). The Trans-Siberian Railway was opened in sections. The first train transporting goods reached Irkutsk on August 27, 1898.Refer to: http://www.enotes.com/science-fact-finder/cars-boats-planes-trains/what-worlds-longest-railway
The longest under ocean tunnel is the Seikan Tonneru. It is an underwater railway tunnel in Japan. It has a 14.5 mile long portion under the sea bed. The track level is 330 feet below the sea bed.
Blaenavon High Level railway station was created in 1866.
Treforest High Level railway station was created in 1896.
Treforest High Level railway station ended in 1930.
Manuel High Level railway station was created in 1842.
Manuel High Level railway station ended in 1967.
Heath High Level railway station was created in 1915.
Kelvedon Low Level railway station was created in 1904.
Kelvedon Low Level railway station ended in 1951.
Manuel Low Level railway station was created in 1856.
Manuel Low Level railway station ended in 1933.