There are numerous renowned cycling events dedicated to fighting cancer. Some of the prominent ones include: - The Pelotonia: A grassroots bike tour that has raised millions for cancer research. - The Tour de Cure: Organized by the American Diabetes Association, it also supports cancer patients. - Ride to Conquer Cancer: A multi-day cycling event in various countries, focusing on raising substantial funds for cancer research. - Cycle for Survival: An indoor cycling event that specifically supports rare cancer research.