Geography spies travel the world and solve strange mysteries with the "Portolanos" app!
Peter Patwick felt like a ghost.
Not like a real ghost as they appeared in horror movies, but he felt increasingly invisible.
His friends were avoiding him, not even answering his messages.
Manhattan seemed even bigger and more mysterious.
Especially after Peter saw with his own eyes the famous Voynich Manuscript, a book that no one can decipher.
Suddenly, it was like someone was sending him a message. A message that no one could read...
Was there another ghost in New York?
Become a Geography Spy too!