The next time you find yourself on the wrong side of Euston Road road for St Pancras station, take this underpass here: https://www.google.com/maps/@51.5302507,

The next time you find yourself on the wrong side of Euston Road road for St Pancras station, take this underpass here: https://www.google.com/maps/@51.5302507,-0.1231112,3a,75y,252.02h,82.25t/data=!3m6!1e1!3m4!1sO1xQ7S7GO1xCSeldcMbrsQ!2e0!7i16384!8i8192 https://www.google.com/maps/@51.5302507,-0.1231112,3a,75y,25... It does require local knowledge to expect this, I'll grant.