No. You can get a tube train from Heathrow into central London and then an overhead train from London to Luton.
Tower of London tube station was created in 1882.
Tower of London tube station ended in 1884.
The 'tube'
by train kyle of lochalsh-inverness inverness - London London kingsx-tube tube - hammersmith
Acton is IN London
If you are traveling on the tube, you are likely visiting London, where the tube is a common nickname for the London Underground, the city's underground subway system.
London.
One can find the London Underground rail network, or "The Tube", at various points in London ranging from Central London all the way to the outer edge of the capital.
London
District Line (London Underground) from Hammersmith tube station to Victoria tube station.
The London underground system is usually referred to as 'the tube'.