Maybe something like:
• Europe
Monte-Carlo - Tarmac/Snow
Sweden - Snow
Portugal - Mix
Finland - Gravel
Tour de Corse - Tarmac
Catalunya - Tarmac
Sanremo - Mix
Wales - Gravel
• America
Canada - Snow
Paraguay - Transchaco
Argentina - Gravel
Chile - Gravel
• Asia
Japan - Tarmac
New Zealand - Gravel
Jordan - Gravel
Australia - Gravel