Line 18
Introduction '''Line 18''' may refer to:
China * Line 18 (Chengdu Metro)* Line 18 (Chongqing Rail Transit) (under construction)* Line 18 (Guangzhou Metro)* Line 18 (Shanghai Metro)
Other countries * Line 18 (São Paulo Metro), Brazil (cancelled)* Line 18 (Stockholm Metro), a Green line, Sweden* Line 18 (Zürich), or Forch railway, Switzerland* Paris Métro Line 18, France (planned)* Line 18, serving the Sinsen Line of the Oslo Tramway, Norway