Now, more than two years after his suicide, 87 bikes in his collection are up for auction, and the proceeds will help fund two charities he cared about deeply. The Challenged Athletes Foundation gives grants and support to athletes with disabilities, and the Christopher and Dana Reeve Foundation funds research and support for people with spinal cord injuries. Related: Robin Williams' legacy: A big heart for charityThe bikes were donated by Williams's children -- Zak, Zelda and Cody. Peter Wilderotter, the CEO of the Christopher and Dana Reeve Foundation, said Williams supported the group "without fanfare." The Challenged Athletes Foundation said Williams and his family were "fixtures" at events and fundraisers, and Williams raced in the group's San Diego Triathlon 11 times.

Source: CNN October 15, 2016 18:00 UTC