Roland Perry wrote:

But if you aren't familiar with the territory, it's after dark and
raining, and your destination is quite some trek from a tube station,
Taxis can be quite useful.

So can cars . And no-one will take advantage of your lack of knowledge to
rip you off (more of an issue in other cities than London, admittedly).

Neil
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Neil Williams in Milton Keynes, UK. Put first name before the at to reply.