A 50-year-old British woman is reported to be fighting for her life in hospital after being struck on the head by falling rocks at the Nydri waterfalls on the island of Lefkada in Greece. Multiple reports say a fragment of rock comes loose and breaks off, falling onto tourists in the area. The woman suffers severe injuries and is taken to medical care, where she is described as in critical condition. The incident occurs at the popular waterfall site known for tourist visits. The reports focus on the direct cause of the injury—rock falling from above onto people at the location—and on the woman’s condition afterward. Details on the number of people affected, the exact time of the incident, and any official investigation or safety measures are not provided in the supplied accounts. Authorities and local officials may respond as part of normal procedures following such injuries, but specific actions are not detailed here. The information is drawn from the reporting in the provided sources.