1
I always buy some magazines when I have to do a journey.
I always buy some magazines when I have to make a journey.
We normally say make a journey or go on a journey, not do a journey: ‘We made a long journey by train.’
2
We really enjoyed our journey to London. We stayed there only a couple of days, but it was fantastic.
We really enjoyed our trip to London. We stayed there only a couple of days, but it was fantastic.
A journey is the time spent travelling from one place to another: ‘The train journey took three hours.’
A trip includes going somewhere, spending some time there and usually coming back: ‘We went on a two-day trip to London.’
See TRIP