Railway lines opened in 2004

rapid transit network in Shenzhen, China

public transport system in China

5-km-long monorail line located in the North-Eastern Administrative Okrug of Moscow, Russia

high-speed railway line in Japan, servicing between Hakata and Kagoshima-Chūō stations.

tram system of Athens, Greece

automated rapid transit system serving San Juan, Guaynabo and Bayamón in Puerto Rico

railway system

METRORail is the light rail system in Houston, Texas (United States). In , the system had a ridership of , or about per weekday as of . METRORail ranks as the second most-traveled light rail system in the Southern United States and the 10th most-traveled light rail system in the United States, and has the highest ridership per mile for light rail systems in the Southern US. METRORail is operated by the Metropolitan Transit Authority of Harris County (METRO).

railway line in Israel

railway line in Yokohama, Kanagawa prefecture, Japan

First line of Bangkok's underground metro system.

light-rail tramway in England

Trambesòs () is a tram–light rail system in the Spanish autonomous community of Catalonia that links the Barcelona district of Sant Martí with Badalona and Sant Adrià de Besòs. Its name comes from the union of the words "tram", an abbreviation of the Catalan word for "tram" (tramvia), and "Besòs", the name of an area in the north of the Barcelonès region dominated by the Besòs River.

railway line in Hong Kong

line of the Delhi Metro system

Metro line in Shenzhen

railway line in Nagoya, Aichi prefecture, Japan

high-speed rail service in South Korea

metro line in Shenzhen

funicular in Porto, Portugal

branch line on the Taipei Metro

light rail line in the Twin Cities region, Minnesota, US

subway line operated by Gwangju Metro in Gwangju, South Korea

line of Wuhan Metro

Heritage streetcar in Little Rock, Arkansas

railway line in Australia

diesel powered light rail service between Trenton and Camden, NJ

light rail system in Dublin, Ireland

funicular in Italy

Railway line of Tianjin Metro

thumb|SATUOeiras vehicle approaching Tapadas Station thumb|A SATUOeiras fare ticket showing a route outline of phase one and phase two, the latter was never built SATUOeiras (Sistema Automático de Transporte Urbano de Oeiras), also known simply as SATU, was a elevated automated people mover that operated in Oeiras, Portugal from 2004 to 2015. The line connected Paço de Arcos with Oeiras Parque Shopping Center and consisted of 3 stations and 2 cars. Discussions to possibly reopen and expand the line have been ongoing since 2017.

Narrow gauge railway in Devon, England

railway line in People's Republic of China

light rail line in Dublin, Ireland