Two amazing lessons of history in one day. The Auschwitz-Birkenau Museum and Memorial, which is also known as the largest graveless cemetery in the world, and the Salt Mine in Wieliczka - the Mine of Mysteries. Your visit to Auschwitz-Birkenau lets you understand the operational factors of every Nazi concentration and extermination camp, practically. Then a long walk in the underworld of the “Wieliczka” Salt Mine gives you an insight into the history of mining, and it transports you into the past of this ancient place, with all its amazing constructions and works of art. The “Wieliczka” Mine floors,walls, corridors and works of art are all made of salt.• Save your time getting two amazing lessons of history in one day.• Take a poignant tour of the Auschwitz and Birkenau concentration camps.• Follow the Wieliczka Salt Mine tourist route that’s located 135 meters below ground and marvel at the 20 chambers of this historic underground city.