Looking to make a splash on your next holiday? MailOnline Travel has rounded up some of the globe's most sand-sational underwater attractions. And they're o-fish-aly worth adding to your bucket list.

But step by step, I discovered that freediving can also be a way to discover magical underwater places.” Néry is the star of “One Breath Around the World,” a short film that explores an ...

(Courtesy of Huvafen Fushi Maldives)| Huvafen Fushi, a five-star luxury resort in the Maldives, bills its underwater spa as the world's first and only of its kind. While spas often have water ...

Hidden just beneath the surface of the water, there are lost towns and cities right across the world. Forget about ... bringing much of the city underwater. Since 2002, the underwater areas ...

Laurent Ballesta is a marine scientist and underwater photographer whose groundbreaking techniques have revealed a hidden underwater world deep within the Mediterranean Sea. Video by Marisa Candia ...

Lahai Turay carries metal squares used to measure the density of seagrass while others record data in the shallow water off Sei island. (Guy Peterson for The Washington Post) Warning: This graphic ...

This clip shows how everything interacts. From whales to the tiny krill, we see them swim past each other in this colourful underwater paradise. This clip has no narration. This clip could be used ...

Yet they remain mostly mysterious. Only a fraction of these vast waters has been explored, and much of the underwater world is little understood. Our maps of the sea floor are less detailed than ...