5 ft and 1520 mm gauge railways
BROAD TRACK GAUGE
Russian empire gauge; Rail gauge in Russia; Russian broad gauge; Track gauge in Russia; Five-foot gauge railway; Five-foot gauge railways; Russian gauge; 5 ft gauge railways; 1520 mm gauge railways; 1524 mm gauge railways; Russian-gauge; CIS gauge; 5-foot gauge railway; 5-foot gauge railways
Railways with a railway track gauge of first appeared in the United Kingdom and the United States. This gauge became commonly known as Russian gauge because the government of the Russian Empire later chose it in 1843 — former areas of the Empire have inherited this standard.