Alana Smith's teenage years were not the stuff of Olympic dreams, growing up with a backdrop of family issues and struggles with mental health.

Yet the 20-year-old skateboarder overcame it all to become one of the most talked-about stars of the Tokyo Games, despite not winning a medal.

For Smith, the real prize came in being "authentically myself" at an Olympics that had never seen so many openly lesbian, gay, bisexual or transgender competitors.