The Second World War was a life-changing event for millions of people and left an indelible mark on much of the world. 75 years after peace was declared in 1945, the conflict continues to be somberly remembered. The actions of so many brave men and women are commemorated not just in books, movies, and TV shows, but also in monuments and museums across the globe. Europe was one of the most important theaters during the Second World War, and much of the bloodshed took place on European soil. To begin to understand the immensity of WWII and to pay tribute to all those who were killed or injured during the conflict, it's possible to visit some fascinating European cities that encourage us to keep remembering the past.