Having ridden both routes, the Amtrak from Denver to Reno has a spectacularly better view than the Eurostar from London to Brussels. The food is also better.

Having ridden both routes, the Amtrak from Denver to Reno has a spectacularly better view than the Eurostar from London to Brussels. The food is also better. These kinds of broad comparisons are utterly useless. Continents are much too large for that kind of thing to be anything resembling accurate.