The Celtic Fox boat watches on as a Blue Shark swims by. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to a... © Lucy Ray/shotbywomen

A snorkeler films a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to... © Lucy Ray/shotbywomen

Snorkelers interact with a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the wa... © Lucy Ray/shotbywomen

Snorkelers interact with a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the wa... © Lucy Ray/shotbywomen

Snorkelers interact with a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the wa... © Lucy Ray/shotbywomen

A snorkeler films a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to... © Lucy Ray/shotbywomen

A snorkeler films a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to... © Lucy Ray/shotbywomen

A snorkeler films a blue shark off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to... © Lucy Ray/shotbywomen

Blue sharks swim off the coast of Cornwall. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to attract the sh... © Lucy Ray/shotbywomen

Victoria Walker interacts with a blue shark. The blue shark snorkel trip takes place 15-20 miles out to sea, departing from Penzance harbour. Frozen chum is dropped into the water to attract the s... © Lucy Ray/shotbywomen

Aerial view top-down of people on the public, white sand beach at Vaiava in Tahiti with the turquoise lagoon and coral. © Larissa Rolley/shotbywomen