This contest is for photos from the Czech Republic only but @czechglobalhosts runs another daily contest that anyone can join. It is the 7 Continents Photo Challenge with the following schedule:
• Sunday: Asia
• Monday: Australia and New Zealand
• Tuseday: Antarctica + the world’s oceans
• Wednesday: Africa
• Thursday: Europe
• Friday: North America
• Saturday: South America
See his blog for more info. You can enter the contests by just submitting your photo with a short description right in the comments, very easy ;) See my entry here in the comments for example.
Thanks! I always seem to miss them! And the winner announcements are overwhelming.