<human>:  Where can I find the best cycling tours in Spain?
<bot>: The best cycling tours in Spain can be found in the cities of Madrid, Valencia, Barcelona, and Malaga. Each city has unique cycling routes to explore and provides spectacular scenery. Tour operators in each region offer a variety of options for every skill level, from beginner to expert. Tours can range from half-day rides to full-week excursions that take you around the entire country.