Athens by Bike - bicycle tours in Greece.
London Bicycle Company - Tours and bike rentals.
Blue Bike Zagreb city tours
The best experience of Zagreb. Go further, see more & get extra!
Dansk Cykel Safari. Bicycle tours.
Velogear Australia - A worldwide guide to cycling tours.
Bike Tours in Bulgaria - Sofia Bike Rental
Phil's bicycle review page. Lots of interesting unbiased product information on various bikes, links to bicycle mechanics and other useful things.