The Royal Casket was created by Princess Izabela Czartoryska in 1800 and it contained artifacts from the royal families that ruled Poland. It contained jewelry of the kings, mementos, gold, and other work of art. The Royal Casket was also taken away by the German Army when the invaded Poland.
Since that day, people have tried locating the casket and find the riches which it contained but no was able to locate its contents.