I do not quite get it. While this virtual walk fund-raiser raises money for a good cause, breast cancer research and related groups, it is a walk-a-thon where you do not walk anywhere.

Supporters design their own avatar for a $3 donation, add clothes and accessories and a personal story and then watch themselves walk from Boston to San Francisco against a changing daily landscape.

Fitzmaurice said the idea was to help busy women, no matter what their physical condition, lend their help in a fun, creative way during October’s Breast Cancer Awareness Month. She hopes that 1 million walkers sign up.