Editing Track gauge (section)

===Narrow gauge===
{{Main|Narrow-gauge railway}}

In modern usage, the term "narrow gauge" generally refers to track spaced significantly narrower than {{Track gauge|sg}}.

Narrow gauge is the dominant or second dominant gauge in countries of Southern{{Clarify|reason=Southern what?|date=April 2025}}, Central Africa, East Africa, Southeast Asia, Japan, Taiwan, Philippines, Central America and South America,

During the period known as "[[Battle of the gauges#"The Battle of the Gauges"|the Battle of the gauges]]", Stephenson's standard gauge was commonly known as "narrow gauge", while Brunel's railway's {{Track gauge|7ft0.25in|lk=on}} gauge was termed "[[broad gauge]]". Many narrow gauge railways were built in mountainous regions such as [[Wales]], the [[Rocky Mountains]] of North America, Central Europe and South America. [[Industrial railway]]s and [[mine railway]]s across the world are often narrow gauge. Sugar cane and banana plantations are mostly served by narrow gauges.