Cracow – a city where every corner whispers history. And what better way to unveil the secrets of its past and present than to run a museum marathon? Every day, different museums offer free entry with Tuesdays featuring the most attractive selection. And the great news is that many of them are located within or close to the Old Town, so it is possible to just walk from one place to another. From Chelmonski to da Vinci From outside a beautiful palace, inside a modern exhibition space – Czartoryski Museum is displaying one of the most expensive art pieces in Polish collections – The Lady with an Ermine by Leonardo da…