Cathy and her crew explore underwater filming locations used in Hollywood films, including fantastic wrecks beloved by filmmakers.

Exploring two examples of modern artificial reefs off the coast of sunny Florida: the Blackthorn and the Sheridan.

An exploration of the Bianca C, a 650-foot vessel that was destroyed by fire from mysterious explosions.

Shipwreck explorer Cathy Salisbury leads a dive team to a killer volcano off the island colony of Martinique.

Cathy and the team take a look at some of the wrecks of Grenada that are playing a shark-infested shell game.

The team attempts to unearth the remains of a great siege battle that took place between the French and English.