Madrid Kilometre Zero Km 0 stone indicating the geographical center of Spain from which all six national roads are measured Stock Photo - Alamy

Spain zero mile marker hi-res stock photography and images - Alamy

Km zero hi-res stock photography and images - Alamy

Kilometre stone hi-res stock photography and images - Alamy

Spain km 0 hi-res stock photography and images - Alamy

Kilometre zero hi-res stock photography and images - Alamy

Kilometre Zero – Madrid, Spain - Atlas Obscura

Kilometro zero hi-res stock photography and images - Alamy

Puerta del sol km 0 hi-res stock photography and images - Alamy

Madrid kilometro zero hi-res stock photography and images - Alamy

Km 0 stone hi-res stock photography and images - Alamy