The Silver Spider

A mountain of treasure in Panama: whose will it be?
In 1667, a Spanish soldier makes a startling discovery. A vast treasure - or a curse?
Two centuries later, Charlie Parker, engineer and adventurer, voyages to Central America to build the Panama Canal - and engage in a few extracurricular activities in his spare time.
A pair of modern-day sailors find more adventure than they bargained for when they unravel a cryptic tangle of clues. Have they inherited incredible riches - or just big trouble?
Pieces of Eight. A silver spider. Plotting pirates. Scheming cartels.
A treasure map without an X.
Who will claim the prize?