http://fantasy.road.cc (Manual account confirmation was pretty swift).
League ID number is 75602 (Called DrownedInSound and in the public list).
Some of you did it last year, it seems. Don't know what I'm doing, but not letting that stop me.
You can play up to eight competitions with for free. Which should cover the Grand Tours + some extra stuff if you want, right? I've entered the 'Tour Down Under - standard' to get the gist of it.