Uma Aventura Debaixo de Terra

is the title of the 16th book in the Uma Aventura collection, published since 1986. Originally, the book would have the title .
==Uma Aventura no Metropolitano==
===1986 (prelaunch)===
==Uma Aventura Debaixo de Terra==
===1986–present===
Category:Books
Category:Portugal
Category:1986
Category:Uma Aventura
Category:1980s