The calendar is available
here for April. A nice international effort, with a photo taken by a UK contributor, of an Italian helicopter, in Finland
(Hosted in Australia, too!)
A request was made last month for a version with the week starting on Monday: that one is available
here.
High res image
here (Sunday).
If you're on dial up, it's about 0.75mb, so expect time enough to go and make a coffee while it's downloading