150 χρόνια μετρό Λονδίνου

Δείτε την επίσημη ανακοίνωση στο Facebook του Google:

Happy 150th birthday to the Tube! In celebration of the London Underground's opening in 1863 (the earliest tracks represent the oldest underground railway in the world), we've transformed our logo on google.co.uk into a tribute to the iconic Tube map. Mind the gap!

Learn more about transit directions at http://maps.google.com/transit