A lot of people aren't comfortable swimming in open water ... The deeper you go, the more alien things look. Goblin sharks are believed to be unchanged for 125 million years, making them living ...

Goblin sharks are slow-moving ... Can you imagine being underwater and seeing this monstrosity swimming towards you? This scary spider crab is a prime example of deep-sea giantism in action.

They have been around for millions of years and have adapted to their environment in some amazing ways to hunt, swim and live ...