Plot: Geri Horner (Halliwell) flies the flag for Girl Power at 3,560 feet as she conquers the formidable Mount Snowdon on a new adventure for her YouTube series Rainbow Woman. Following her eye-popping transformation to portray Queen Elizabeth I in the series premiere of Rainbow Woman last week, Geri heads to Wales to embark on her most physically gruelling adventure yet – climbing Snowdon, the picturesque highest point in the British isles outside the Scottish highlands