How fast do London Tube trains go?

Related questions

1. How fast do London overground trains go?
2. What's the deepest Tube line in London?
3. Does the London Underground go to Heathrow?
4. Which was the first tube line in London?
5. How much does it cost from Heathrow to central London by tube?
6. How fast do London tubes go?
7. Is London Pass worth the money?
8. What type of map is the London tube map?
9. What is the deepest tube station in London?
10. Do trains run at night in London?

Tags

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2. #drive
3. #short
4. #train
5. #sometimes
6. #reach
7. #faster
8. #fastest
9. #because
10. #60mph
11. #metropolitan
12. #victoria
13. #central
14. #40mph
15. #trains
16. #speeds
17. #stations
18. #cannot
19. #london
20. #between
21. #50mph
22. #further
23. #reaching
24. #distances