The adventuresome crew builds a submersible craft, the Dolphin, that runs on sea water and chemicals. On the maiden voyage they battle sea monsters, pass through a sunken graveyard, and discover an opening that leads to the center of the Earth!
Allowed HTML tags:
The list of books below is based on the weekly downloads by our users regardless of eReader device or file format.
See more popular titles.
SUBSCRIBE TO MANYBOOKS
Join 150,000+ fellow readers! Get Free eBooks and book bargains from ManyBooks in your inbox.
We respect your email privacy
© 2004 - 2016 ManyBooks. All rights reserved.