Railways with a track gauge of 5 ft 3 in (1,600 mm) fall within the category of broad gauge railways. As of 2022[update], they were extant in Australia...

Railways with a track gauge of 3 ft 6 in (1,067 mm) were first constructed as horse-drawn wagonways. The first intercity passenger railway to use 3 ft...

Three foot gauge railways have a track gauge of 3 ft (914 mm) or 1 yard. This gauge is a narrow gauge and is generally found throughout North, Central...

Railways with a railway track gauge of 5 ft (1,524 mm) first appeared in the United Kingdom and the United States. This gauge became commonly known as...

operates on 1,676 mm (5 ft 6 in) broad gauge. Most of the metre gauge and narrow gauge railways have been converted to broad gauge. Small stretches of the...

and 600 mm gauge railways are narrow gauge railways with track gauges of 2 ft (610 mm) and 600 mm (1 ft 11+5⁄8 in), respectively. Railways with similar...

standard gauge railways (particularly in mountainous or difficult terrain). Narrow gauge railways in Britain used various gauges. 2 ft 3 in (686 mm) was...

2 ft 6 in (762 mm) gauge railways are narrow gauge railways with track gauge of 2 ft 6 in (762 mm). This type of rail was promoted especially in the colonies...

3' Gauge rail modelling is a specialisation in rail transport modelling. Specifically it relates to the modelling of narrow gauge prototypes of 3 ft (914 mm)...

by standard-gauge railways. Broad gauge of 1,520 mm (4 ft 11+27⁄32 in), more known as Russian gauge, is the dominant track gauge in former Soviet Union...