Blue John's Cavern Crystal Cave Adventures, nr. 1 Autor Tracy Diane 16 mai 2017 Paperback Preț: 83.31 lei 6-8 săpt.
Rusher's Gold Crystal Cave Adventures, nr. 2 Autor Tracy Diane 19 oct 2017 Paperback Preț: 85.20 lei 6-8 săpt.
Egeran's Mountain Crystal Cave Adventures, nr. 4 Autor Tracy Diane iun 2020 Paperback Preț: 85.74 lei 6-8 săpt.