The Midas Vault by Christopher Cartwright

https://thebookvoice.com/podcasts/2/audible/150149 to listen full audiobooks. Title: The Midas Vault Series: Sam Reilly, Book 28 Author: Christopher Cartwright Narrator: David Gilmore Format: mp3 Length: 14 hrs and 42 mins Release date: 05-08-24 Ratings: 4.5 out of 5 stars, 6 ratings Genres: Thrillers Publisher's Summary: A group of cave divers exploring the deepest recess of a previously unexplored section of the Chevé Cave Mexico—one of the deepest caves on Earth—sent a message up from the bottom of the flooded cave, via a sealed bottle that floated to the surface.