How The Ships Buried Under San Francisco Threaten Its Future | Jeremy Wade: Mysteries Of The Deep

1848 was the start of the California Gold Rush, leading to thousands of men and women migrating to the area via San Francisco. As a result, hundreds of ships were left abandoned in the harbour and buried, increasing the land area of the city, but hundreds of years later, this legacy threatens the future of a city built on one of the most active seismic faults in the world. Subscribe to Discovery UK for more great clips: http://www.youtube.com/subscription_c... Follow Discovery UK on Twitter:   / discoveryuk                 Watch Discovery UK on SkyQ and Sky+ 125, Sky Glass & Stream 138, Sky Scotland 126, Sky ROI 125, Sky Glass & Stream ROI 134, Virgin Media 177.