The film cans were unmarked, and ended up in the hotel's lost-and-found department and were eventually moved to a storage facility.
It also has a small gift shop and the central lost-and-found facility for all four theme parks.
Typically, the hero slowly gains knowledge of his past through legend, prophecy, lost-and-found-again family members, or encounters with mentor characters who know more about him/her than he/she does.