You are a gem enthusiast in search for the rarest gem that can be found on Earth. You consulted leading experts on the locations of these gemstones and was referred to a museum that specializes in the history of these stones. You then came upon a papyrus map from the museum which directs you to a secluded fortress. History books mentioned that in this location one of the world's rarest gemstones can be unearthed--Alexandrite.
You prepare yourself for the long journey that awaits in search of this magnificent, color-changing gemstone; a great addition to your vast collection of gemstones.