London new postal museum
Today was a fascinating glimpse into life before email, a time when the Post Office was King and mail trundled around underneath London on 22 miles of track that made up the world's first driverless electric railway. Opened in 1927, this ground breaking innovation meant that hundreds of thousands of letters, parcels and packages could be delivered around the country in a super fast turnaround time. It never stopped, even during World War II and was a beacon of technological e