A British lifeguard is lucky to be alive after plummeting out of a three-storey window on a dream trip to America - but with no memory how it happened.Olivia Robinson, 20, shattered her pelvis, right thighbone, and wrist and damaged her bladder due to the fall.She had travelled to Honolulu in Hawaii in May 2026 to go solo travelling before heading to Connecticut, US, to work as a lifeguard.The 20-year-old met up with some friends on July 4 and, …