This is the third book about the fantastic adventures of three friends - Fugo, Christy and Yaroslav. Many years have passed. The heroes grew up and got a profession. Some of them started a family. They could not even imagine that their help would be needed again, and they would find themselves not only in the Bermuda Triangle, but also visiting parallel worlds in search of the Keeper of the Crystals. Also, the book included the story “The Gift of the Bermuda Triangle,” which tells how Fugo, being while still a child, I found a gift at home...The cover was created by the author in a graphic editor from fragments of various pictures that are freely available on the Internet.