Vanguard Cave is a natural sea cave in the British Overseas Territory of Gibraltar which is part of the Gorham's Cave complex. This complex of four caves has been nominated as a UNESCO World Heritage Site status in 2016. The cave complex is one of the last known habitations of the Neanderthals, with a period of inhabitation from 55,000 to 28,000 years ago. It is located on the southeast face of the Rock of Gibraltar.