In many countries have their own post offices and each of them is fraught with little mysteries and intrigues you, as an experienced detective decided to unravel the mysteries of each of these post offices! You can visit different countries and see many beautiful places, but for that would unravel all the secrets you will need to find legitimate emails that are not just given to you, keep your eyes open and find exactly what you want and maybe you'll learn a lot of things new!