A monorail is a form of urban rail transit in which trains run on or are suspended from a single rail or beam. Monorails typically provide intermediate transport capacity, generally greater than trams
Monorail on concrete columns in Chongqing, China
Gyroscopically balanced monorail (1909) by Brennan and Scherl
"Popular Science" February 1934, p. 41: "A new Russian type of monorail that runs in a chute on large spheres."
Seattle Monorail, built in 1962 and still using the original ALWEG trains
The Chongqing Rail Transit is the rapid transit system in the city of Chongqing, China. Opened in 2004, it is the world's 6th-largest metro system by length, at 574.12 km, the largest monorail system,
Monorail
…monorails emerged in the second half of the 20th century, principally in Japan, where Tokyo Monorail has carried over 1.5 billion passengers since 1964. Chongqing Rail Transit in China operates the world's largest and busiest monorail system, with Line 3 alone carrying over 680,000 passengers per day. Monorails are also used…
Dongbu Park station of Loop line
Shapingba station of Line 1
Tiantangbao station of Line 2