And it is packed full of interesting facts to be discovered.
In 2012 Portsmouth historian John Sadden wrote Portsmouth – A Pocket Miscellany - a book crammed with curious historical facts.
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So we have pulled together a list of facts you might not know about our city.
Make sure to click through all the pages!
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5. The first co-operative society was set up in Portsmouth
The first co-operative society in Britain was set up in Portsmouth in 1796 by dockyard workers fed up with being ripped off by tradesmen. The aim was to offer an alternative by organising and controlling the production and distribution of goods and services under a system operated by and for the people. Photo: Habibur Rahman
6. A Turner for the books
In 2003 Tate art gallery experts discovered that two Turner paintings of Venice were actually of Portsmouth. Photo: Habibur Rahman
7. Lots of trees were used to make HMS Victory
Approximately 6,000 trees were used in the construction of HMS Victory. The oak used in the underwater planking came from Poland and East Prussia and is two feet thick at the waterline. Photo: Shaun Roster