Loop line (railway)W
Loop line (railway)
Barharwa–Azimganj–Katwa loopW
Barharwa–Azimganj–Katwa loop
Batasia LoopW
Batasia Loop
Berlin RingbahnW
Berlin Ringbahn
Bolshaya Koltsevaya lineW
Bolshaya Koltsevaya line
Catford Loop LineW
Catford Loop Line
Circle line (London Underground)W
Circle line (London Underground)
Circle MRT lineW
Circle MRT line
City Circle LineW
City Circle Line
City LoopW
City Loop
Exhibition railway lineW
Exhibition railway line
Glasgow SubwayW
Glasgow Subway
Greater Ring of the Moscow RailwayW
Greater Ring of the Moscow Railway
Hamburg U-BahnW
Hamburg U-Bahn
Happy LineW
Happy Line
Hertford loop lineW
Hertford loop line
Hounslow Loop LineW
Hounslow Loop Line
KA Commuter line Jatinegara–BogorW
KA Commuter line Jatinegara–Bogor
Kingston loop lineW
Kingston loop line
Koltsevaya lineW
Koltsevaya line
Line 2 (Beijing Subway)W
Line 2 (Beijing Subway)
Line 4 (Shanghai Metro)W
Line 4 (Shanghai Metro)
Line 6 (Madrid Metro)W
Line 6 (Madrid Metro)
Line 7 (Chengdu Metro)W
Line 7 (Chengdu Metro)
Line 10 (Beijing Subway)W
Line 10 (Beijing Subway)
Meijō LineW
Meijō Line
Moscow Central CircleW
Moscow Central Circle
MTR Light Rail Routes 705 and 706W
MTR Light Rail Routes 705 and 706
Ring Line (Oslo)W
Ring Line (Oslo)
Sahibganj loopW
Sahibganj loop
Seoul Subway Line 2W
Seoul Subway Line 2
Sutton Loop LineW
Sutton Loop Line
The Loop (CTA)W
The Loop (CTA)
Toei Ōedo LineW
Toei Ōedo Line
Tyne and Wear MetroW
Tyne and Wear Metro
Yamanote LineW
Yamanote Line
Yangon Circular RailwayW
Yangon Circular Railway