London's latest railway line costing $25 billion has clocked up more than 100 million journeys. The Elizabeth line took 13 years to build and stretches 60 miles east to west across the city.

The extreme heat can cause railway tracks ... Rail tweeted that the company and train operators "have upgraded travel advice for services heading north out of London into the weather warning ...

There will be no Southeastern trains to London Victoria station this weekend ... which will not reopen until Tuesday The Docklands Light Railway (DLR) from Saturday to Monday between Westferry ...