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2022 Date Coming Soon!

Help raise funds for cancer research, patient service and clinical tirals
Rappel down one of Denver’s most prominent skyscrapers by simply raising a minimum of $1500 in pledges. Whether you are an accomplished climber or a first time rappeller whose only use of a carabiner is as a keychain, this event is a thrill of a lifetime. An exclusive event for Cancer League of Colorado, Over the Edge gives participants a life-changing opportunity to rappel 38 stories while raising money for Colorado based cancer research.
Over the Edge
Sep 16, 12:00 PM
1670 Broadway, Denver, CO 80202, USA



— Scott Richardson, South Metro Fire Rescue Battalion Chief

"Everybody knows somebody who has had cancer. We have at least seven who are battling cancer right now, 14 who have had some type of cancer..."


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Sponsorship Brochure


Unique to non-profits, Cancer League of Colorado has no paid staff and no offices. All operating expenses are covered by membership dues and our volunteer staff. Cancer League of Colorado now has more than 400 volunteer members who share the commitment to fight cancer and support cancer research. 100% of all donations go directly to cancer research and cancer patient services in the state of Colorado. Since 1985, Cancer League has donated over $16 million in grants toward cancer research and services.