Connections
Moscow Metro
Entity
Line 1
Entity
4
Entity
Line 3
Entity
Barcelona Metro line 4
Entity
line
Entity
Madrid Metro Line 4
Entity
Seoul Metropolitan Subway Line 4
Entity
Line 2
Entity
Line 4
Entity
Yellow Line
Entity
Green Line
Entity
Red Line
Entity
Line 4
Entity
Blue Line
Entity
Line 11
Entity
U4
Entity
Line 10
Entity
Line 7
Entity
Line 8
Entity