How do museums build their collections? Have you ever wondered about the collection policies of museums? While the new Grand Egyptian Museum (GEM) , which is preparing for its opening in 2023 to become the world's largest archaeological museum, is on our agenda, it is necessary to mention about the collection policies. GEM will house over 100,000 artefacts, include the entirety of Tutankhamun’s treasure displayed together for the first time, and become the largest archaeological museum complex in the world. But... There is something missing in this huge collection. You might be wondering what the British Museum has to do with the opening of the GEM... We can answer it in two words: Rosetta Stone . That stone that cannot be shared and the debate between academics and researchers never ends. Special tours of Grand Egyptian Museum (GEM) have started before the opening, and photos are sent to us. Sharing photos is prohibited after a part of the museum, so we can see it to a cert...