The Jeremiah O’Brien is one of only two Liberty Ships left from World War Two. The Liberty Ships were used as cargo ships. They were built incredibly quickly with the average being 42 days to complete one of the ships, a total of 2,710 Liberty Ships were built during the Second World War. The Jeremiah O’Brien is moored at Pier 45, Fisherman’s Wharf in San Francisco and is now a major tourist attraction in the city. It is listed on the National Register of Historic Places and as a National Historic Landmark where it is described as a “living museum. It is open daily for visitors throughout the year. Admission charges are $10 (7 Euros) for adults and $5 (3.5 Euros) for children and concessions, family tickets are also available.