Back in the Gold Rush era in the 1850s, about 62,000 (!) people from across the globe arrived in San Francisco over the period of a year. Once miners got here, many just abandoned their ships and left them to rot in the harbor (cool), or the ships were used as storage spaces. Because so many people came in such a hurry, the city had to be built up and settled quickly, leading to waterfront extension proposals that expanded original shoreline out to what we know as the Embarcadero today.
Read the full article at: www.upout.com
I had no idea there were ships under the city! What a strange discovery.