Extending the Waterloo & City Line
![](https://i.ytimg.com/vi/ekskzass8KQ/mqdefault.jpg)
9:46
Why are there so many Tube stations north of the Thames (and so few south)?
![](https://i.ytimg.com/vi/bh4-HLDEKVw/mqdefault.jpg)
11:40
Twenty-Six Attempts to Extend the Bakerloo Line
![](https://i.ytimg.com/vi/eC_dP2CCFCU/mqdefault.jpg)
13:31
Waterloo East: The Other Waterloo Station
![](https://i.ytimg.com/vi/K9tMIuCjv0o/mqdefault.jpg)
10:20
How the Tube Map Got Its Colours
![](https://i.ytimg.com/vi/OsBMNUrip7Q/mqdefault.jpg)
8:05
Why Stratford International Isn't International
![](https://i.ytimg.com/vi/4cymtTY2_60/mqdefault.jpg)
12:50
London's Many Abandoned Termini
![](https://i.ytimg.com/vi/jjuD288JlCs/mqdefault.jpg)
9:04
The unfinished Northern line
![](https://i.ytimg.com/vi/IJrXeLPLcLI/mqdefault.jpg)
10:44