Here’s an extract of notable cycle-sport dates in 2004:
9-11th April
UCI Track Cycling World Cup
Manchester Velodrome
3rd-25th July
Tour de France
13-29th August
Olympic Games
Greece
14th August
Olympic Games – road race
Greece
http://www.athens2004.com/…/default.asp?la=2&id=58
18th August
Olympic Games – time trial
Greece
http://www.athens2004.com/…/default.asp?la=2&id=58
25-29th August
Tour of Scotland
1st-5th September
Tour of Britain pro road race
There are loads more useful dates at http://www.bikebiz.co.uk/…/calendar.php