Phoebe:
- 13-year-old protagonist of the novel
- Dealing with the grief of her mother's death
- Curious and inquisitive, always asking questions
- Imaginative and creative, often tells stories and creates imaginary games
- Resilient and strong-willed despite her circumstances
- Feels a strong connection to nature and the world around her
Sal:
- Phoebe's eccentric grandmother
- Independent and outspoken, known for her unusual behaviors and unconventional lifestyle
- Lives in a mobile home and travels around the country
- Has a close bond with Phoebe and serves as a parental figure for her during the road trip
- Shares her wisdom and life experiences with Phoebe
- Teaches Phoebe about embracing life and finding beauty in unexpected places